https://github.com/JuliaLang/julia
Tip revision: f6d2eef2d98cff8b52810d8e46fe98bb92be866c authored by Gabriel Baraldi on 14 November 2023, 20:47:44 UTC
Add option to add aliases per method instance in create_native
Add option to add aliases per method instance in create_native
Tip revision: f6d2eef
core.jl
# This file is a part of Julia. License is MIT: https://julialang.org/license
# test core language features
using Random, InteractiveUtils
const Bottom = Union{}
# For curmod_*
include("testenv.jl")
## tests that `const` field declarations
# sanity tests that our built-in types are marked correctly for const fields
for (T, c) in (
(Core.CodeInfo, []),
(Core.CodeInstance, [:def, :rettype, :rettype_const, :ipo_purity_bits, :argescapes]),
(Core.Method, [#=:name, :module, :file, :line, :primary_world, :sig, :slot_syms, :external_mt, :nargs, :called, :nospecialize, :nkw, :isva, :is_for_opaque_closure, :constprop=#]),
(Core.MethodInstance, [#=:def, :specTypes, :sparam_vals=#]),
(Core.MethodTable, [:module]),
(Core.TypeMapEntry, [:sig, :simplesig, :guardsigs, :min_world, :max_world, :func, :isleafsig, :issimplesig, :va]),
(Core.TypeMapLevel, []),
(Core.TypeName, [:name, :module, :names, :wrapper, :mt, :hash, :n_uninitialized, :flags]),
(DataType, [:name, :super, :parameters, :instance, :hash]),
(TypeVar, [:name, :ub, :lb]),
(Core.Memory, [:length, :ptr]),
(Core.GenericMemoryRef, [:mem, :ptr_or_offset]),
)
@test Set((fieldname(T, i) for i in 1:fieldcount(T) if isconst(T, i))) == Set(c)
end
#
# sanity tests that our built-in types are marked correctly for atomic fields
for (T, c) in (
(Core.CodeInfo, []),
(Core.CodeInstance, [:next, :inferred, :purity_bits, :invoke, :specptr, :precompile]),
(Core.Method, []),
(Core.MethodInstance, [:uninferred, :cache, :precompiled]),
(Core.MethodTable, [:defs, :leafcache, :cache, :max_args]),
(Core.TypeMapEntry, [:next]),
(Core.TypeMapLevel, [:arg1, :targ, :name1, :tname, :list, :any]),
(Core.TypeName, [:cache, :linearcache]),
(DataType, [:types, :layout]),
(Core.Memory, []),
(Core.GenericMemoryRef, []),
)
@test Set((fieldname(T, i) for i in 1:fieldcount(T) if Base.isfieldatomic(T, i))) == Set(c)
end
@test_throws(ErrorException("setfield!: const field .name of type DataType cannot be changed"),
setfield!(Int, :name, Int.name))
@test_throws(ErrorException("setfield!: const field .name of type DataType cannot be changed"),
(Base.Experimental.@force_compile; setfield!(Int, :name, Int.name)))
@test_throws(ErrorException("invalid field attribute const for immutable struct"),
@eval struct ABCDconst
const abcd
end)
mutable struct ABCDconst
const a
const b::Int
c
const d::Union{Int,Nothing}
end
@test_throws(ErrorException("invalid redefinition of constant $(nameof(curmod)).ABCDconst"),
mutable struct ABCDconst
const a
const b::Int
c
d::Union{Int,Nothing}
end)
@test_throws(ErrorException("invalid redefinition of constant $(nameof(curmod)).ABCDconst"),
mutable struct ABCDconst
a
b::Int
c
d::Union{Int,Nothing}
end)
let abcd = ABCDconst(1, 2, 3, 4)
@test (1, 2, 3, 4) === (abcd.a, abcd.b, abcd.c, abcd.d)
@test_throws(ErrorException("setfield!: const field .a of type ABCDconst cannot be changed"),
abcd.a = 0)
@test_throws(ErrorException("replacefield!: const field .a of type ABCDconst cannot be changed"),
replacefield!(abcd, :a, 1, 0))
@test_throws(ErrorException("modifyfield!: const field .a of type ABCDconst cannot be changed"),
modifyfield!(abcd, :a, +, 1))
@test_throws(ErrorException("swapfield!: const field .a of type ABCDconst cannot be changed"),
swapfield!(abcd, :a, 0))
@test_throws(ErrorException("setfield!: const field .b of type ABCDconst cannot be changed"),
abcd.b = 0)
abcd.c = "not constant"
@test_throws(ErrorException("setfield!: const field .d of type ABCDconst cannot be changed"),
abcd.d = nothing)
@test (1, 2, "not constant", 4) === (abcd.a, abcd.b, abcd.c, abcd.d)
end
# repeat with the compiler
let abcd = ABCDconst(1, 2, 3, 4)
Base.Experimental.@force_compile
@test (1, 2, 3, 4) === (abcd.a, abcd.b, abcd.c, abcd.d)
@test_throws(ErrorException("setfield!: const field .a of type ABCDconst cannot be changed"),
abcd.a = 0)
@test_throws(ErrorException("replacefield!: const field .a of type ABCDconst cannot be changed"),
replacefield!(abcd, :a, 1, 0))
@test_throws(ErrorException("modifyfield!: const field .a of type ABCDconst cannot be changed"),
modifyfield!(abcd, :a, +, 1))
@test_throws(ErrorException("swapfield!: const field .a of type ABCDconst cannot be changed"),
swapfield!(abcd, :a, 0))
@test_throws(ErrorException("setfield!: const field .b of type ABCDconst cannot be changed"),
abcd.b = 0)
abcd.c = "not constant"
@test_throws(ErrorException("setfield!: const field .d of type ABCDconst cannot be changed"),
abcd.d = nothing)
@test (1, 2, "not constant", 4) === (abcd.a, abcd.b, abcd.c, abcd.d)
end
# test `===` handling null pointer in struct #44712
struct N44712
a::Some{Any}
b::Int
N44712() = new()
end
let a = Int[0, 1], b = Int[0, 2]
GC.@preserve a b begin
@test unsafe_load(Ptr{N44712}(pointer(a))) !== unsafe_load(Ptr{N44712}(pointer(b)))
end
end
# another possible issue in #44712
@test (("", 0),) !== (("", 1),)
f47(x::Vector{Vector{T}}) where {T} = 0
@test_throws MethodError f47(Vector{Vector}())
@test f47(Vector{Vector{Int}}()) == 0
# checking unionall and typevar components
@test_throws TypeError ([] where T)
@test_throws TypeError ([T] where T)
@test_throws TypeError (Array{T} where T<:[])
@test_throws TypeError (Array{T} where T>:[])
@test_throws TypeError (Array{T} where T<:Vararg)
@test_throws TypeError (Array{T} where T>:Vararg)
@test_throws TypeError (Array{T} where T<:Vararg{Int})
@test_throws TypeError (Array{T} where T<:Vararg{Int,2})
@test_throws TypeError TypeVar(:T) <: Any
@test_throws TypeError TypeVar(:T) >: Any
# issue #28673
@test_throws TypeError Array{2}(undef, 1, 2)
# issue #12939
module Issue12939
abstract type Abs; end
struct Foo <: Abs; end
struct Bar; val::Int64; end
struct Baz; val::Int64; end
f(::Type{T}, x::T) where {T} = T(3)
f(::Type{Bar}, x::T) where {T <: Abs} = Bar(2)
f(::Type{Bar}, x) = Bar(1)
f(::Type{Baz}, x) = Baz(1)
f(::Type{Baz}, x::T) where {T <: Abs} = Baz(2)
end
@test Issue12939.f(Issue12939.Baz,Issue12939.Foo()) === Issue12939.Baz(2)
@test Issue12939.f(Issue12939.Bar,Issue12939.Foo()) === Issue12939.Bar(2)
# issue #11840
TT11840{T} = Tuple{T,T}
f11840(::Type) = "Type"
f11840(::DataType) = "DataType"
f11840(::UnionAll) = "UnionAll"
f11840(::Type{T}) where {T<:Tuple} = "Tuple"
@test f11840(Type) == "UnionAll"
@test f11840(Type.body) == "DataType"
@test f11840(Union{Int,Int8}) == "Type"
@test f11840(Tuple) == "Tuple"
@test f11840(TT11840) == "Tuple"
g11840(::DataType) = 1
g11840(::Type) = 2
g11840(sig::Type{T}) where {T<:Tuple} = 3
@test g11840(Vector.body) == 1
@test g11840(Vector) == 2
@test g11840(Vector.body) == 1
@test g11840(Vector) == 2
@test g11840(Tuple) == 3
@test g11840(TT11840) == 3
g11840b(::DataType) = 1
g11840b(::Type) = 2
g11840b(sig::Type{T}) where {T<:Tuple} = 3
@test g11840b(Vector) == 2
@test g11840b(Vector.body) == 1
@test g11840b(Vector) == 2
@test g11840b(Vector.body) == 1
@test g11840b(Tuple) == 3
@test g11840b(TT11840) == 3
h11840(::DataType) = '1'
h11840(::Type) = '2'
h11840(::UnionAll) = '3'
h11840(::Type{T}) where {T<:Tuple} = '4'
@test h11840(Vector) == '3'
@test h11840(Vector.body) == '1'
@test h11840(Vector) == '3'
@test h11840(Union{Vector, Matrix}) == '2'
@test h11840(Union{Vector.body, Matrix.body}) == '2'
@test h11840(Tuple) == '4'
@test h11840(TT11840) == '4'
# show that we don't make the cache confused by using alternative representations
# when specificity is reversed
j11840(::DataType) = '1'
j11840(::Union{Type{T}, T}) where {T} = '2' # force cache to contain leaftypes
@test j11840(Union{Tuple{Int32}, Tuple{Int64}}) == '2'
@test j11840(Tuple{Union{Int32, Int64}}) == '1' # DataType more specific than Type
# but show we can correctly match types with alternate equivalent representations
k11840(::Type{Union{Tuple{Int32}, Tuple{Int64}}}) = '2'
@test k11840(Tuple{Union{Int32, Int64}}) == '2'
@test k11840(Tuple{Union{Int32, Int64}}) == '2'
@test k11840(Union{Tuple{Int32}, Tuple{Int64}}) == '2'
# issue #20511
f20511(x::DataType) = 0
f20511(x) = 1
Type{Integer} # cache this
@test f20511(Union{Integer,T} where T <: Unsigned) == 1
# join
@test typejoin(Int8,Int16) === Signed
@test typejoin(Int,AbstractString) === Any
@test typejoin(Array{Float64},BitArray) <: AbstractArray
@test typejoin(Array{Bool},BitArray) <: AbstractArray{Bool}
@test typejoin(Tuple{Int,Int8},Tuple{Int8,Float64}) === Tuple{Signed,Real}
@test typejoin(Tuple{String,String}, Tuple{GenericString,String},
Tuple{String,GenericString}, Tuple{Int,String,Int}) ==
Tuple{Any,AbstractString,Vararg{Int}}
@test typejoin(Tuple{Int8,Vararg{Int}}, Tuple{Int8,Int8}) ==
Tuple{Int8,Vararg{Signed}}
@test typejoin(Tuple{Int8,Vararg{Int}}, Tuple{Int8,Vararg{Int8}}) ==
Tuple{Int8,Vararg{Signed}}
@test typejoin(Tuple{Int8,UInt8,Vararg{Int}}, Tuple{Int8,Vararg{Int8}}) ==
Tuple{Int8,Vararg{Integer}}
@test typejoin(Union{Int,AbstractString}, Int) == Union{Int,AbstractString}
@test typejoin(Union{Int,AbstractString}, Int8) == Any
@test typejoin(Tuple{}, Tuple{Int}) == Tuple{Vararg{Int}}
# typejoin associativity
abstract type Foo____{K} end
mutable struct Wow____{K,V} <: Foo____{K} end
mutable struct Bar____{K,V} <: Foo____{K} end
let
a = Wow____{Int64, Int64}
b = Wow____{Int64, Float64}
c = Bar____{Int64, Int64}
@test typejoin(typejoin(b,c), a) == typejoin(typejoin(b,a), c) == Foo____{Int64}
end
# typejoin with Vararg{T,N}
@test typejoin(Tuple{Vararg{Int,2}}, Tuple{Int,Int,Int}) === Tuple{Int,Int,Vararg{Int}}
@test typejoin(Tuple{Vararg{Int,2}}, Tuple{Vararg{Int}}) === Tuple{Vararg{Int}}
@test typejoin(NTuple{3,Tuple}, NTuple{2,T} where T) == Tuple{Any,Any,Vararg{Tuple}}
@test typejoin(Tuple{Tuple{T, T, Any}} where T, Tuple{T, T, Vector{T}} where T) == Tuple{Any,Vararg{Any}}
@test typejoin(Tuple{T, T, T} where T, Tuple{T, T, Vector{T}} where T) == Tuple{Any,Any,Any}
# issue #26321
struct T26321{N,S<:NTuple{N}}
t::S
end
let mi = T26321{3,NTuple{3,Int}}((1,2,3)), mf = T26321{3,NTuple{3,Float64}}((1.0,2.0,3.0))
J = T26321{3,S} where S<:(Tuple{T,T,T} where T)
@test typejoin(typeof(mi),typeof(mf)) == J
a = [mi, mf]
@test a[1] === mi
@test a[2] === mf
@test eltype(a) == J
@test a isa Vector{<:T26321{3}}
end
@test Base.return_types() do
typejoin(Int, UInt)
end |> only == Type{typejoin(Int, UInt)}
@test Base.return_types() do
typejoin(Int, UInt, Float64)
end |> only == Type{typejoin(Int, UInt, Float64)}
let res = @test_throws TypeError let
Base.Experimental.@force_compile
typejoin(1, 2)
nothing
end
err = res.value
@test err.func === :<:
end
let res = @test_throws TypeError let
Base.Experimental.@force_compile
typejoin(1, 2, 3)
nothing
end
err = res.value
@test err.func === :<:
end
# promote_typejoin returns a Union only with Nothing/Missing combined with concrete types
for T in (Nothing, Missing)
@test Base.promote_typejoin(Int, Float64) === Real
@test Base.promote_typejoin(Int, T) === Union{Int, T}
@test Base.promote_typejoin(T, String) === Union{T, String}
@test Base.promote_typejoin(Vector{Int}, T) === Union{Vector{Int}, T}
@test Base.promote_typejoin(Vector, T) === Union{Vector, T}
@test Base.promote_typejoin(Real, T) === Union{Real, T}
for U in (String, Float64)
@test Base.promote_typejoin(Int, U) === typejoin(Int, U)
@test Base.promote_typejoin(Int, Union{U, T}) === Union{typejoin(Int, U), T}
@test Base.promote_typejoin(Union{Int, U}, T) === Union{Union{Int, U}, T}
@test Base.promote_typejoin(Union{T, U}, Int) === Union{typejoin(Int, U), T}
@test Base.promote_typejoin(Union{T, U}, Union{T, Int}) === Union{typejoin(Int, U), T}
@test Base.promote_typejoin(Union{T, U}, Union{Missing, Int}) ===
Union{typejoin(Int, U), T, Missing}
@test Base.promote_typejoin(Union{T, U}, Union{Nothing, Int}) ===
Union{typejoin(Int, U), T, Nothing}
@test Base.promote_typejoin(Union{T, Nothing, U}, Union{Nothing, Missing, Int}) ===
Union{typejoin(Int, U), T, Nothing, Missing}
end
@test Base.promote_typejoin(T, Union{}) === T
@test Base.promote_typejoin(Union{}, T) === T
end
@test promote_type(Bool,Bottom) === Bool
# type declarations
abstract type Sup_{A,B} end
abstract type Qux_{T} <: Sup_{Qux_{Int},T} end
@test Qux_{Int}.super <: Sup_
@test ===(Qux_{Int}, Qux_{Int}.super.parameters[1])
@test ===(Qux_{Int}.super.parameters[2], Int)
@test Qux_{Char}.super <: Sup_
@test ===(Qux_{Int}, Qux_{Char}.super.parameters[1])
@test ===(Qux_{Char}.super.parameters[2], Char)
@test Qux_.body.super.parameters[1].super <: Sup_
@test ===(Qux_{Int}, Qux_.body.super.parameters[1].super.parameters[1])
@test ===(Int, Qux_.body.super.parameters[1].super.parameters[2])
mutable struct Foo_{T} x::Foo_{Int} end
@test ===(Foo_.body.types[1], Foo_{Int})
@test ===(Foo_.body.types[1].types[1], Foo_{Int})
mutable struct Circ_{T} x::Circ_{T} end
@test ===(Circ_{Int}, Circ_{Int}.types[1])
abstract type Sup2a_ end
abstract type Sup2b_{A <: Sup2a_, B} <: Sup2a_ end
@test_throws ErrorException @eval abstract type Qux2_{T} <: Sup2b_{Qux2_{Int}, T} end # wrapped in eval to avoid #16793
# issue #21923
struct A21923{T,N}; v::Vector{A21923{T}}; end
@test fieldtype(A21923,1) == Vector{A21923{T}} where T
struct B21923{T,N}; v::Vector{B21923{T,M} where M}; end
@test fieldtype(B21923, 1) == Vector{B21923{T,M} where M} where T
struct C21923{T,N}; v::C21923{T,M} where M; end
@test fieldtype(C21923, 1) == C21923
struct D21923{T,N}; v::D21923{T}; end
@test fieldtype(D21923, 1) == D21923
# issue #22624, more circular definitions
struct T22624{A,B,C}; v::Vector{T22624{Int64,A}}; end
let ft = Base.datatype_fieldtypes
elT = T22624.body.body.body.types[1].parameters[1]
@test elT == T22624{Int64, T22624.var, C} where C
elT2 = ft(elT.body)[1].parameters[1]
@test elT2 == T22624{Int64, Int64, C} where C
@test ft(elT2.body)[1].parameters[1] === elT2
@test Base.isconcretetype(ft(elT2.body)[1])
end
struct S22624{A,B,C} <: Ref{S22624{Int,A}}; end
@test sizeof(S22624) == sizeof(S22624{Int,Int,Int}) == 0
# issue #42297
mutable struct Node42297{T, V}
value::V
next::Union{Node42297{T, T}, Node42297{T, Val{T}}, Nothing}
Node42297{T}(value) where {T} = new{T, typeof(value)}(value, nothing)
end
@test fieldtype(Node42297{Int,Val{Int}}, 1) === Val{Int}
@test fieldtype(Node42297{Int,Int}, 1) === Int
# issue #3890
mutable struct A3890{T1}
x::Matrix{Complex{T1}}
end
@test A3890{Float64}.types[1] === Array{ComplexF64,2}
# make sure the field type Matrix{Complex{T1}} isn't cached
mutable struct B3890{T2}
x::Matrix{Complex{T2}}
end
@test B3890{Float64}.types[1] === Array{ComplexF64,2}
# issue #786
mutable struct Node{T}
v::Vector{Node}
end
@test ===(Node{Int}.types[1].parameters[1], Node)
mutable struct Node2{T}
v::Vector{Node2{T}}
end
@test ===(Node2{Int}.types[1].parameters[1], Node2{Int})
mutable struct FooFoo{A,B} y::FooFoo{A} end
@test FooFoo{Int} <: FooFoo{Int,AbstractString}.types[1]
# make sure this self-referential struct doesn't crash type layout
struct SelfTyA{V}
a::Base.RefValue{V}
end
struct SelfTyB{T}
a::T
b::SelfTyA{SelfTyB{T}}
end
let T = Base.RefValue{SelfTyB{Int}}
@test sizeof(T) === sizeof(Int)
@test sizeof(T.types[1]) === 2 * sizeof(Int)
end
let x = (2,3)
@test +(x...) == 5
end
# conversions
function fooo()
local x::Int8
x = 100
x
end
@test fooo() === convert(Int8,100)
function fooo_2()
local x::Int8
x = 100
end
@test fooo_2() === 100
function fooo_3()
local x::Int8
y = x = 100
@test isa(x,Int8)
y
end
@test fooo_3() === 100
let
function foo()
local x::Int8
function bar()
x = 100
end
bar()
x
end
@test foo() === convert(Int8,100)
end
function bar(x::T) where T
local z::Complex{T}
z = x
z
end
@test bar(3.0) == Complex(3.0,0.0)
z = convert(ComplexF64,2)
@test z == Complex(2.0,0.0)
function typeassert_instead_of_decl()
local x
x = 1
x::Float64
return 0
end
@test_throws TypeError typeassert_instead_of_decl()
y20327 = 1
@test_throws TypeError y20327::Float64
# misc
fib(n) = n < 2 ? n : fib(n-1) + fib(n-2)
@test fib(20) == 6765
# static parameters
sptest1(x::T, y::T) where {T} = 42
sptest1(x::T, y::S) where {T,S} = 43
@test sptest1(1,2) == 42
@test sptest1(1,"b") == 43
sptest2(x::T) where {T} = T
@test ===(sptest2(:a),Symbol)
sptest3(x::T) where {T} = y->T
let m = sptest3(:a)
@test ===(m(0),Symbol)
end
sptest4(x::T, y::T) where {T} = 42
sptest4(x::T, y) where {T} = 44
@test sptest4(1,2) == 42
@test sptest4(1, "cat") == 44
# closures
function clotest()
c = 0
function inc()
c += 1
end
function dec()
c -= 1
end
inc(); inc()
@test c == 2
dec()
@test c == 1
@test (()->c)() == 1
fibb(n) = n < 2 ? n : fibb(n-1)+fibb(n-2)
@test fibb(10) == 55
return (n->(c+=n), ()->c)
end
let T = clotest()
(inc, C) = T
inc(11)
@test C() == 12
end
Yc(f) = (h->f(x->h(h)(x)))(h->f(x->h(h)(x)))
yfib = Yc(fib->(n->(n < 2 ? n : fib(n-1) + fib(n-2))))
@test yfib(20) == 6765
function capt_before_def()
f() = y
y = 2
f
end
@test capt_before_def()() == 2
function i18408()
local i
return (x -> i)
end
let f = i18408()
@test_throws UndefVarError(:i, :local) f(0)
end
# issue #23558
c23558(n,k) =
let fact(n) = if (n == 0) 1 else n*fact(n-1) end
fact(n)/fact(k)/fact(n-k)
end
@test c23558(10, 5) == 252
# issue #23996
function foo23996(xs...)
rets = []
bar(::Int) = push!(rets, 1)
foobar() = push!(rets, 3)
bar(::AbstractFloat) = push!(rets, 2)
bar(::Bool) = foobar()
for x in xs
bar(x)
end
rets
end
@test foo23996(1,2.0,false) == [1,2,3]
# variable scope, globals
glob_x = 23
function glotest()
global glob_x
glob_x = 24
loc_x = 8
function inner()
global loc_x = 10
glob_x = 88
end
function inner2()
local glob_x # override
global loc_x
glob_x = 2
@test glob_x == 2
@test loc_x == 10
end
inner()
inner2()
@test glob_x == 88
@test loc_x == 8
end
glotest()
@test glob_x == 88
@test loc_x == 10
# issue #7234
f7234_cnt = 0
begin
glob_x2 = 24
function f7234_a()
global f7234_cnt += 1
glob_x2 += 1
global f7234_cnt += -10000
end
end
@test_throws UndefVarError(:glob_x2, :local) f7234_a()
@test f7234_cnt == 1
begin
global glob_x2 = 24
function f7234_b()
global f7234_cnt += 1
glob_x2 += 1
global f7234_cnt += -10000
end
end
@test_throws UndefVarError(:glob_x2, :local) f7234_b()
@test f7234_cnt == 2
# globals can accessed if declared
for i = 1:2
global glob_x2 += 1
end
@test glob_x2 == 26
# globals declared as such in a non-global scope are inherited
let
global glob_x3 = 11
f7234_2() = (glob_x3 += 1)
f7234_2()
end
@test glob_x3 == 12
# interaction between local variable renaming and nested globals (#19333)
x19333 = 1
function f19333(x19333)
return let x19333 = x19333
g19333() = (global x19333 += 2)
g19333() + (x19333 += 1)
end + (x19333 += 1)
end
@test f19333(0) == 5
@test f19333(0) == 7
@test x19333 == 5
function h19333()
s = 0
for (i, j) in ((1, 2),)
s += i + j # use + as a global
end
for (k, +) in ((3, 4),)
s -= (k - +) # use + as a local
end
return s
end
@test h19333() == 4
# let - new variables, including undefinedness
let_undef_cnt = 0
function let_undef()
first = true
for i = 1:2
let x # new x
if first # not defined on second pass
x = 1
first = false
end
global let_undef_cnt += 1
x + 1
global let_undef_cnt += 23
end
end
end
@test_throws UndefVarError let_undef()
@test let_undef_cnt == 25
# const implies local in a local scope block
function const_implies_local()
let
x = 1
local y
let
# TODO: change back to `const` if that's ever allowed
local x = 0
y = x
end
x, y
end
end
@test const_implies_local() === (1, 0)
a_global_closure_vector = Vector{Any}(undef, 3)
for i = 1:3
let ii = i
a_global_closure_vector[i] = x -> x + ii
end
end
@test a_global_closure_vector[1](10) == 11
@test a_global_closure_vector[2](10) == 12
@test a_global_closure_vector[3](10) == 13
# issue #22032
let a = [], fs = []
for f() in 1:3
push!(a, f())
push!(fs, f)
end
@test a == [1,2,3]
@test [f() for f in fs] == [1,2,3]
end
let t = (22,33)
(g(), x) = t
@test g() == 22
@test x == 33
end
# issue #23091
let (f(), x) = (1, 2)
@test f() == 1
@test x == 2
end
# issue #21900
f21900_cnt = 0
function f21900()
for i = 1:1
x_global_undefined_error = 0
end
global f21900_cnt += 1
x_global_undefined_error # should be global
global f21900_cnt += -1000
nothing
end
@test_throws UndefVarError(:x_global_undefined_error, @__MODULE__) f21900()
@test f21900_cnt == 1
# use @eval so this runs as a toplevel scope block
@test_throws UndefVarError(:foo21900, @__MODULE__) @eval begin
for i21900 = 1:10
local bar21900
for j21900 = 1:10
foo21900 = 10
end
bar21900 = 0
bar21900 = foo21900 + 1
end
end
@test !@isdefined(foo21900)
@test !@isdefined(bar21900)
bar21900 = 0
@test_throws UndefVarError(:foo21900, @__MODULE__) @eval begin
for i21900 = 1:10
global bar21900
for j21900 = 1:10
foo21900 = 10
end
bar21900 = -1
bar21900 = foo21900 + 1
end
end
@test bar21900 == -1
@test !@isdefined foo21900
foo21900 = 0
@test nothing === begin
for i21900 = 1:10
global bar21900, foo21900
for j21900 = 1:10
foo21900 = 10
end
bar21900 = -1
bar21900 = foo21900 + 1
end
end
@test foo21900 == 10
@test bar21900 == 11
# ? syntax
@test (true ? 1 : false ? 2 : 3) == 1
# issue #7252
let
local a
1 > 0 ? a=2 : a=3
@test a == 2
1 < 0 ? a=2 : a=3
@test a == 3
end
# tricky space sensitive syntax cases
@test [-1 ~1] == [(-1) (~1)]
# undefinedness
mutable struct UndefField
field
UndefField() = new()
end
let
local a
a = UndefField()
@test !isdefined(a, :field)
@test !isdefined(a, :foo)
@test !isdefined(2, :a)
@test_throws TypeError isdefined(Base, 2)
@test_throws ArgumentError isdefined(2)
end
let
local a
a = Vector{Any}(undef, 2)
@test !isassigned(a,1) && !isassigned(a,2)
a[1] = 1
@test isassigned(a,1) && !isassigned(a,2)
a = Vector{Float64}(undef,1)
@test isassigned(a,1)
@test isassigned(a,1,1)
@test isassigned(a)
@test !isassigned(a,2)
a = Array{Float64}(undef, 2, 2, 2)
@test isassigned(a,1)
@test isassigned(a,8)
@test isassigned(a,2,2,2)
@test isassigned(a,2,2,2,1)
@test !isassigned(a)
@test !isassigned(a,9)
a = Array{Float64}(undef, 1)
@test isassigned(a,1)
@test isassigned(a)
@test !isassigned(a,2)
a = Array{Float64}(undef, 2, 2, 2, 2)
@test isassigned(a,1)
@test isassigned(a,2,2,2,2)
@test isassigned(a,2,2,2,2,1)
@test isassigned(a,16)
@test !isassigned(a)
@test !isassigned(a,17)
@test !isassigned(a,3,1,1,1)
@test !isassigned(a,1,3,1,1)
@test !isassigned(a,1,1,3,1)
@test !isassigned(a,1,1,1,3)
end
# isassigned, issue #11167
mutable struct Type11167{T,N} end
function count11167()
let cache = Type11167.body.body.name.cache
return count(!isnothing, cache)
end
end
@test count11167() == 0
Type11167{Int,2}
@test count11167() == 1
Type11167{Float32,5}
@test count11167() == 2
# dispatch
let
local foo, foo2, fooN, bar, baz
foo(x::Tuple{Vararg{Any}}) = 0
foo(x::Tuple{Vararg{Integer}}) = 1
@test foo((:a,)) == 0
@test foo(( 2,)) == 1
foo2(x::Vararg{Any,2}) = 2
@test foo2(1,2) == 2
@test_throws MethodError foo2(1)
@test_throws MethodError foo2(1,2,3)
fooN(A::Array{T,N}, x::Vararg{Any,N}) where {T,N} = -1
@test fooN([1,2], 1) == -1
@test_throws MethodError fooN([1,2], 1, 2) == -1
@test fooN([1 2; 3 4], 1, 2) == -1
@test_throws MethodError fooN([1 2; 3 4], 1)
@test_throws MethodError fooN([1 2; 3 4], 1, 2, 3)
bar(x::Tuple{T,T,T,T}) where {T} = 1
bar(x::Tuple{Any,Any,Any,Any})=2
@test bar((1,1,1,1)) == 1
@test bar((1,1,1,"a")) == 2
@test bar((:a,:a,:a,:a)) == 1
baz(::Type{Rational}) = 1
baz(::Type{Rational{T}}) where {T} = 2
@test baz(Rational) == 1
@test baz(Rational{Int}) == 2
end
let
local mytype
function mytype(vec)
convert(Vector{Tuple{String, DataType}}, vec)
end
some_data = Any[("a", Int32), ("b", Int32)]
@test isa(mytype(some_data),Vector{Tuple{String, DataType}})
end
mutable struct MyArray{N} <: AbstractArray{Int, N}
end
let
local x
x = MyArray{1}()
foob(x::AbstractArray) = 0
foob(x::AbstractVector{T}) where {T} = 1
@test foob(x) == 1
end
let
local f, g, a
f(a::Vector{Vector{T}}) where {T} = a
g(a::Vector{Vector{T}}) where {T} = a
a = Vector{Int}[]
@test ===(f(a), a)
@test ===(g(a), a)
end
mutable struct _AA{T}; a::T; end
_AoA{T} = _AA{_AA{T}}
let
local g, a
g(a::_AA{_AA{T}}) where {T} = a
a = _AA(_AA(1))
@test ===(g(a),a)
end
# dispatch using Val{T}. See discussion in #9452, #22475 for instances vs types
let
local firstlast
firstlast(::Val{true}) = "First"
firstlast(::Val{false}) = "Last"
@test firstlast(Val(true)) == "First"
@test firstlast(Val(false)) == "Last"
end
# x::Vararg{Any} declarations
let
local f1, f2, f3
f1(x...) = [x...]
f2(x::Vararg{Any}) = [x...]
f3(x::Vararg) = [x...]
@test f1(1,2,3) == [1,2,3]
@test f2(1,2,3) == [1,2,3]
@test f3(1,2,3) == [1,2,3]
end
# try/finally
begin
try_finally_glo_after = 0
try_finally_loc_after = 0
try_finally_glo_b = try
1+2
finally
# try_finally_loc_after = 1 # enable with #19324
global try_finally_glo_after = 1
end
@test try_finally_loc_after == 0
@test try_finally_glo_b == 3
@test try_finally_glo_after == 1
try_finally_glo_after = 0
gothere = 0
try
try
error(" ")
finally
# try_finally_loc_after = 1 # enable with #19324
global try_finally_glo_after = 1
end
global gothere = 1
catch
end
@test try_finally_loc_after == 0
@test try_finally_glo_after == 1
@test gothere == 0
try_finally_glo_after = 0
try_finally_glo_b = try
error(" ")
catch
42
finally
# try_finally_loc_after = 1 # enable with #19324
global try_finally_glo_after = 1
end
@test try_finally_loc_after == 0
@test try_finally_glo_b == 42
@test try_finally_glo_after == 1
global glo = 0
function retfinally()
try
return 5
finally
global glo = 18
end
end
@test retfinally() == 5
@test glo == 18
@test try error(); catch; end === nothing
end
# issue #12806
let i = 0, x = 0
for outer i = 1:10
try
break
finally
x = 1
end
end
@test i == 1
@test x == 1
end
let i = 1, a = []
while true
try
push!(a, i)
i += 1
i < 5 && continue
break
catch
push!(a, "catch")
finally
push!(a, "finally")
end
end
@test a == [1, "finally", 2, "finally", 3, "finally", 4, "finally"]
end
function _two_finally(n)
a = []
for i = 1:5
push!(a, i)
try
try
n == 1 && break
n == 2 && i > 1 && return [copy(a), a]
finally
push!(a, "finally 1")
end
finally
push!(a, "finally 2")
end
end
return a
end
@test _two_finally(1) == [1, "finally 1", "finally 2"]
@test _two_finally(2) == [[1, "finally 1", "finally 2", 2],
[1, "finally 1", "finally 2", 2, "finally 1", "finally 2"]]
let i = 0
caught = nothing
try
try
error("oops")
catch
throw(42)
finally
i = 1
end
catch e
caught = e
end
@test caught == 42
@test i == 1
end
let i = 0, a = []
for i = 1:2
try
continue
finally
push!(a, "finally")
end
push!(a, "oops")
end
@test a == ["finally", "finally"]
end
# test from #13660
let x = 0, y = 0, z = 0
for i = 1:2
try
i == 1 && continue
finally
x = 11
end
try
i == 2 && throw(42)
catch
break
finally
y = 12
end
end
for i = 1:2
try i == 1 && break
finally z = 13
end
end
@test x == 11
@test y == 12
@test z == 13
end
function test12806()
let catchb = false, catchc = false, catchr = false, a = []
for i in 1:3
try
throw("try err")
catch e
i == 1 && break
i == 2 && continue
i == 3 && return (catchb, catchc, catchr, a)
finally
i == 1 && (catchb = true; continue)
i == 2 && (catchc = true; )
i == 3 && (catchr = true; push!(a, 1))
end
end
end
end
@test test12806() == (true, true, false, [1])
# issue #24331
try
c24331 = 1
finally
end
@test !isdefined(@__MODULE__, :c24331)
function f24331()
try
x = [2]
finally
end
end
@test f24331() == [2]
# issue #26743
function f26743()
try
return 5
finally
end
end
@test @inferred(f26743()) == 5
# finalizers
let A = [1]
local x = 0
finalizer(a->(x+=1), A)
finalize(A)
@test x == 1
A = 0
GC.gc(); GC.gc()
@test x == 1
end
# Module() constructor
@test names(Module(:anonymous), all = true, imported = true) == [:anonymous]
@test names(Module(:anonymous, false), all = true, imported = true) == [:anonymous]
@test Module(:anonymous, false, true).Core == Core
@test_throws UndefVarError Module(:anonymous, false, false).Core
# exception from __init__()
let didthrow =
try
include_string(
@__MODULE__,
"""
module TestInitError
__init__() = error()
end
""")
false
catch ex
@test isa(ex, LoadError)
@test isa(ex.error, InitError)
true
end
@test didthrow
end
# issue #7307
function test7307(a, ret)
try
try
ret && return a
finally
push!(a, "inner")
end
finally
push!(a, "outer")
end
return a
end
@test test7307([], true) == ["inner","outer"]
@test test7307([], false) == ["inner","outer"]
# issue #8277
function test8277(a)
i = 0
for j=1:2
try
if i == 0
push!(a,0)
end
i += 1
error()
catch
end
end
end
let a = []
test8277(a)
@test length(a) == 1
end
# chained and multiple assignment behavior (issue #2913)
let
local x, a, b, c, d, e
x = (a,b,b,b,e) = (1,2,3,4,5)
@test x === (1,2,3,4,5)
@test a == 1
@test b == 4
@test e == 5
x = (a,b,b,e) = (1,2,3,4,5)
@test x === (1,2,3,4,5)
@test a == 1
@test b == 3
@test e == 4
a = complex(1,2)
b = 3
b, a = a.re, b
@test b == 1
@test a == 3
a = complex(1,2)
b = 3
a, b = b, a.re
@test a == 3
@test b == 1
end
# accessing fields by index
mutable struct TestMutable
file::String
line::Int
error
end
let
local z = complex(3, 4)
v = Int[0, 0]
for i = 1:2
v[i] = getfield(z, i)
end
@test v == [3, 4]
@test_throws BoundsError(z, -1) getfield(z, -1)
@test_throws BoundsError(z, 0) getfield(z, 0)
@test_throws BoundsError(z, 3) getfield(z, 3)
end
let strct = LoadError("yofile", 0, "bad")
@test nfields(strct) == 3 # sanity test
@test_throws BoundsError(strct, 10) getfield(strct, 10)
@test_throws ErrorException("setfield!: immutable struct of type LoadError cannot be changed") setfield!(strct, 0, "")
@test_throws ErrorException("setfield!: immutable struct of type LoadError cannot be changed") setfield!(strct, 4, "")
@test_throws ErrorException("setfield!: immutable struct of type LoadError cannot be changed") setfield!(strct, :line, 0)
@test strct.file == "yofile"
@test strct.line === 0
@test strct.error == "bad"
@test getfield(strct, 1) == "yofile"
@test getfield(strct, 2) === 0
@test getfield(strct, 3) == "bad"
end
let mstrct = TestMutable("melm", 1, nothing)
@test Base.setproperty!(mstrct, :line, 8.0) === 8
@test mstrct.line === 8
@test_throws TypeError(:setfield!, "", Int, 8.0) setfield!(mstrct, :line, 8.0)
@test_throws TypeError(:setfield!, "", Int, 8.0) setfield!(mstrct, 2, 8.0)
@test setfield!(mstrct, 3, "hi") == "hi"
@test mstrct.error == "hi"
@test setfield!(mstrct, 1, "yo") == "yo"
@test mstrct.file == "yo"
@test_throws BoundsError(mstrct, 10) getfield(mstrct, 10)
@test_throws BoundsError(mstrct, 0) setfield!(mstrct, 0, "")
@test_throws BoundsError(mstrct, 4) setfield!(mstrct, 4, "")
end
let strct = LoadError("yofile", 0, "bad")
@test_throws(ErrorException("setfield!: immutable struct of type LoadError cannot be changed"),
ccall(:jl_set_nth_field, Cvoid, (Any, Csize_t, Any), strct, 0, ""))
end
let mstrct = TestMutable("melm", 1, nothing)
@test_throws(BoundsError(mstrct, 4),
ccall(:jl_set_nth_field, Cvoid, (Any, Csize_t, Any), mstrct, 3, ""))
end
# test getfield-overloading
function Base.getproperty(mstrct::TestMutable, p::Symbol)
return (p, getfield(mstrct, :error))
end
function Base.setproperty!(mstrct::TestMutable, p::Symbol, v)
return setfield!(mstrct, :error, (p, v))
end
let
mstrct = TestMutable("melm", 1, nothing)
@test mstrct.line === (:line, nothing)
@test mstrct.bar === (:bar, nothing)
@test getfield(mstrct, 1) == "melm"
@test getfield(mstrct, :file) == "melm"
@test_throws MethodError Base.getproperty(mstrct, 1)
mstrct.error = 8.0
@test mstrct.bar === (:bar, (:error, 8.0))
mstrct.line = 8.0
@test getfield(mstrct, :line) === 1
@test getfield(mstrct, :error) === (:line, 8.0)
@test mstrct.bar === (:bar, (:line, 8.0))
@test mstrct.error === (:error, (:line, 8.0))
end
struct S29761
x
end
function S29761_world(i)
x = S29761(i)
@eval function Base.getproperty(x::S29761, sym::Symbol)
return sym => getfield(x, sym)
end
# ensure world updates are handled correctly for simple x.y expressions:
return x.x, @eval($x.x), x.x
end
@test S29761_world(1) == (1, :x => 1, 1)
# allow typevar in Union to match as long as the arguments contain
# sufficient information
# issue #814
let
local MatOrNot, my_func, M
MatOrNot{T} = Union{AbstractMatrix{T}, Vector{Union{}}}
my_func(A::MatOrNot{T}, B::MatOrNot{T}, C::MatOrNot{T}) where {T<:Real} = 0
M = [ 2. 1. ; 1. 1. ]
@test my_func(Union{}[], M, M) == 0
end
let
local my_func, a, c
my_func(P::Vector{T}, Q::Vector{T}) where {T} = 0
my_func(x::T, P::Vector{T}) where {T} = 1
my_func(P::Vector{T}, x::T) where {T} = 2
a = Int[3]
c = Vector[a]
@test my_func(c,c)==0
@test my_func(a,c)==1
end
let
local baar, foor, boor
# issue #1131
baar(x::DataType) = 0
baar(x::Union) = 1
baar(x::UnionAll) = 2
@test baar(StridedArray) == 2
@test baar(Base.unwrap_unionall(StridedArray)) == 1
@test baar(Vector) == 2
@test baar(Vector.body) == 0
boor(x) = 0
boor(x::Union) = 1
@test boor(StridedArray) == 0
@test boor(Base.unwrap_unionall(StridedArray)) == 1
# issue #1202
foor(x::Union) = 1
@test_throws MethodError foor(StridedArray)
@test foor(Base.unwrap_unionall(StridedArray)) == 1
@test_throws MethodError foor(StridedArray)
end
# issue #22842
f22842(x::UnionAll) = UnionAll
f22842(x::DataType) = length(x.parameters)
@test f22842(Tuple{Vararg{Int64}}) == 1
@test f22842(Tuple{Vararg{Int64,N}} where N) === UnionAll
# issue #1153
mutable struct SI{m, s, kg}
value::AbstractFloat
end
import Base.*
*(x::SI{m1, s1, kg1}, y::SI{m2, s2, kg2}) where {m1, m2, s1, s2, kg1, kg2} = SI{m1 + m2, s1 + s2, kg1 + kg2}(x.value * y.value)
let
local a,b
a = SI{0,0,1}(1.0) * SI{1,2,0}(2.0)
b = SI{0,0,1}(1.0) * SI{1,-2,0}(2.0)
@test typeof(a) === SI{1,2,1}
@test typeof(b) === SI{1,-2,1}
end
# pointer arithmetic
let
local a,b,c
a = C_NULL
b = C_NULL + 1
c = C_NULL - 1
d = 1 + C_NULL
@test eltype(a) == Nothing
@test a != b != c
@test b == d
@test UInt(a) == 0
@test UInt(b) == 1
@test UInt(c) == typemax(UInt)
@test b - a == -(a - b) == 1
@test c - a == -(a - c) == typemax(UInt)
@test c - b == -(b - c) == typemax(UInt) - 1
@test a < b < c
end
# pull request 1270
let
local a,p, a2,p2
a = [11,12,13]
p = pointer(a)
@test unsafe_load(p, 1) == 11
unsafe_store!(p, 99, 2)
@test a == [11,99,13]
a2 = Any[101,102,103]
p2 = pointer(a2)
@test unsafe_load(p2) == 101
unsafe_store!(p2, 909, 3)
@test a2 == [101,102,909]
# test for issue 51954
@test pointer(a.ref.mem)===pointer(a)
@test pointer(a.ref.mem,2)===pointer(a,2)
end
@test unsafe_pointer_to_objref(ccall(:jl_call1, Ptr{Cvoid}, (Any,Any),
x -> x+1, 314158)) == 314159
let x = [1,2,3]
@test unsafe_pointer_to_objref(pointer_from_objref(x)) == x
@test unsafe_pointer_to_objref(pointer_from_objref(x)) === x
end
let
local a, aa
a = [1,2,3]
aa = unsafe_wrap(Array, pointer(a), length(a))
@test aa == a
aa = unsafe_wrap(Array, pointer(a), (length(a),))
@test aa == a
aa = unsafe_wrap(Array, pointer(a), UInt(length(a)))
@test aa == a
aa = unsafe_wrap(Array, pointer(a), UInt16(length(a)))
@test aa == a
aaa = unsafe_wrap(Array, pointer(a), (1, 1))
@test size(aaa) == (1, 1)
@test aaa[1] == a[1]
@test_throws InexactError unsafe_wrap(Array, pointer(a), -3)
# Misaligned pointer
res = @test_throws ArgumentError unsafe_wrap(Array, pointer(a) + 1, length(a))
@test occursin("is not properly aligned to $(sizeof(Int)) bytes", res.value.msg)
res = @test_throws ArgumentError unsafe_wrap(Array, pointer(a) + 1, (1, 1))
@test occursin("is not properly aligned to $(sizeof(Int)) bytes", res.value.msg)
res = @test_throws MethodError unsafe_wrap(Vector{UInt8}, pointer(Int32[1]), (sizeof(Int32),))
end
struct FooBar2515
foo::Int
bar::Int
end
let
local X, p
X = FooBar2515[ FooBar2515(3,1), FooBar2515(4,4) ]
p = pointer(X)
@test unsafe_load(p) == FooBar2515(3,1)
@test unsafe_load(p, 2) == FooBar2515(4,4)
unsafe_store!(p, FooBar2515(8,4))
@test X[1] == FooBar2515(8,4)
unsafe_store!(p, FooBar2515(7,3), 1)
@test X[1] == FooBar2515(7,3)
end
# issue #1287, combinations of try, catch, return
let
local f, g
function f()
try
return 1
catch
end
end
@test f() == 1
function g()
try
error("badness")
catch
return 2
end
end
@test g() == 2
end
# issue #1442
mutable struct S1442{T}
end
let
local f1442
f1442(::DataType) = 1
f1442(::Type{S1442{T}}) where {T} = 2
@test f1442(S1442{Int}) == 2
@test f1442(DataType) == 1
end
# issue #1727
abstract type Component end
mutable struct Transform <: Component
x
y
z
Transform() = new(0, 0, 0)
end
mutable struct Body <: Component
vel
curr_force
Body() = new(0, 0)
end
function NewEntity(components::Type{T}...) where T<:Component
map((c)->c(), components)
end
@test_throws MethodError NewEntity(Transform, Transform, Body, Body)
@test isa(NewEntity(Transform, Transform), Tuple{Transform, Transform})
@test_throws MethodError NewEntity(Transform, Transform, Body, Body)
# issue #1826
let
a = (1,2)
a,b = a
@test a==1 && b==2
end
@testset "issue #1876" begin
let
tst = 1
m1(i) = (tst+=1;i-1)
x = [1:4;]
x[1:end] *= 2
@test x == [2:2:8;]
x[m1(end)] += 3
@test x == [2,4,9,8]
@test tst == 2
# issue #1886
X = [1:4;]
r = Vector{UnitRange{Int}}(undef, 1)
r[1] = 2:3
X[r...] *= 2
@test X == [1,4,6,4]
end
end
# issue #1632
let
f1632(::R, ::S) where {R,S} = 1
f1632(::T, ::T) where {T} = 2
@test f1632(1, 2) == 2
@test f1632(:a, 2) == 1
g1632(::T, ::T) where {T} = 2
g1632(::R, ::S) where {R,S} = 1
@test g1632(1, 2) == 2
@test g1632(:a, 2) == 1
end
# issue #2098
let
i2098() = begin
c = Any[2.0]
[1:1:c[1];]
end
@test isequal(i2098(), [1.0,2.0])
end
# issue #2161
let
i2161_1() = promote(2,2,2.0,2)
i2161_2() = i2161_1()[1]
@test i2161_2() === 2.0
end
# issue #2169
let
i2169(a::Array{T}) where {T} = typemin(T)
@test invoke(i2169, Tuple{Array}, Int8[1]) === Int8(-128)
end
# issue #44227
struct F{T} end
F{Int32}(; y=1) = 1
F{Int64}(; y=1) = invoke(F{Int32}, Tuple{}; y)
@test F{Int64}() === 1
# issue #2365
mutable struct B2365{T}
v::Union{T, Nothing}
end
@test B2365{Int}(nothing).v === nothing
@test B2365{Int}(0).v === 0
# issue #2352
let
local Sum, n
Sum=0.0; for n=1:2:10000
Sum += -1/n + 1/(n+1)
end
@test Sum < -0.69
end
# issue #2509
struct Foo2509; foo::Int; end
@test Foo2509(1) != Foo2509(2)
@test Foo2509(42) == Foo2509(42)
# issue #2517
struct Foo2517; end
@test repr(Foo2517()) == "$(curmod_prefix)Foo2517()"
@test repr(Vector{Foo2517}(undef, 1)) == "[$(curmod_prefix)Foo2517()]"
@test Foo2517() === Foo2517()
# issue #1474
mutable struct X1474{a,b} end
let
local Y
Y(::Type{X1474{A,B}}) where {A,B} = 1
Y(::Type{X1474{A}}) where {A} = 2
Y(::Type{X1474}) = 3
@test Y(X1474) == 3
@test Y(X1474{Int}) == 2
@test Y(X1474{Int,AbstractString}) == 1
end
# issue #2562
mutable struct Node2562{T}
value::T
Node2562{T}(value::T) where T = new(value)
end
Node2562(value::T, args...) where {T} = Node2562{T}(value, args...)
makenode2562(value) = Node2562(value)
@test isa(Node2562(0), Node2562)
@test isa(makenode2562(0), Node2562)
# issue #2619
mutable struct I2619{T}
v::T
I2619{T}(v) where T = new(convert(T,v))
end
bad2619 = false
function i2619()
global e2619 = try
I2619{Float64}(0.0f)
global bad2619 = true
catch _e
_e
end
end
i2619()
@test !bad2619
@test isa(e2619,UndefVarError) && e2619.var === :f
# issue #2919
const Foo2919 = Int
mutable struct Baz2919; Foo2919::Foo2919; end
@test Baz2919(3).Foo2919 === 3
# issue #2982
module M2982
abstract type U end
macro bad(Y)
quote
mutable struct $(esc(Y)) <: U
end
end
end
export @bad
end
@M2982.bad(T2982)
@test T2982.super === M2982.U
# issue #3221
let x = fill(nothing, 1)
@test_throws ErrorException("cannot convert a value to nothing for assignment") x[1] = 1
x = Vector{Union{}}(undef, 1)
@test_throws ArgumentError("cannot convert a value to Union{} for assignment") x[1] = 1
end
# issue #3220
function x3220()
a = [1]
a::Vector{Int} += [1]
end
@test x3220() == [2]
# issue #3471
function f3471(y)
convert(Vector{typeof(y[1])}, y)
end
@test isa(f3471(Any[1.0,2.0]), Vector{Float64})
# issue #3729
A3729{B} = Vector{Vector{B}}
C3729{D} = Vector{Vector{D}}
@test Vector{Vector{Int}} === A3729{Int} === C3729{Int}
# issue #3789
x3789 = 0
while(all([false for idx in 1:10]))
global x3789 = 1
end
@test x3789 == 0
# issue #3852
function f3852()
local x
for i = 1:10
x = identity
end
x("hi")
end
@test f3852() == "hi"
# issue #3821
function f3821()
p = []
[x for x in p]
end
@test isa(f3821(), Array)
# issue #4075
struct Foo4075
x::Int64
y::Float64
end
function foo4075(f::Foo4075, s::Symbol)
x = getfield(f,s)
GC.gc()
x
end
@test isa(foo4075(Foo4075(Int64(1),2.0),:y), Float64)
# very likely to segfault the second time if this is broken
@test isa(foo4075(Foo4075(Int64(1),2.0),:y), Float64)
# issue #3167
let
function foo(x)
ret=Vector{typeof(x[1])}(undef, length(x))
for j = 1:length(x)
ret[j] = x[j]
end
return ret
end
x = Vector{Union{Dict{Int64,AbstractString},Array{Int64,3},Number,AbstractString,Nothing}}(undef, 3)
x[1] = 1.0
x[2] = 2.0
x[3] = 3.0
@test foo(x) == [1.0, 2.0, 3.0]
end
# issue #4115
mutable struct Foo4115 end
const Foo4115s = NTuple{3, Union{Foo4115, Type{Foo4115}}}
baz4115(x::Foo4115s) = x
let t = (Foo4115, Foo4115, Foo4115())
@test_throws MethodError baz4115(t)
end
# issue #4129
mutable struct Foo4129; end
abstract type Bar4129 end
mutable struct Bar41291 <: Bar4129
f::Foo4129
end
mutable struct Bar41292 <: Bar4129
f::Foo4129
end
mutable struct Baz4129
b::Bar4129
end
foo4129(a::Baz4129,c::Foo4129,b::Bar4129,@nospecialize(x),y) = (a,b,c,x,y)
foo4129(a::Baz4129,b::Bar41291,args...) = foo4129(a,b.f,b,args...)
foo4129(a::Baz4129,b::Bar41292,args...) = foo4129(a,b.f,b,args...)
foo4129(a::Baz4129,args...) = foo4129(a,a.b,args...)
@test isa(foo4129(Baz4129(Bar41291(Foo4129())),1,2), Tuple{Baz4129,Bar4129,Foo4129,Int,Int})
# issue #4141
mutable struct Vertex4141{N,T}; end
mutable struct Face4141{V}; end
mutable struct Hull4141{F<:Face4141}; end
g4141(N,T) = Hull4141{Face4141{Vertex4141{N,T}}}()
@test isa(g4141(4,Int), Hull4141{Face4141{Vertex4141{4,Int}}})
# issue #4154
mutable struct MyType4154{T}
a1::T
a2
end
foo4154(x) = MyType4154(x, [])
h4154() = typeof(foo4154(rand(2,2,2)))
g4154() = typeof(foo4154(rand(2,2,2,2,2,2,2,2,2)))
@test h4154() === MyType4154{Array{Float64,3}}
@test g4154() === MyType4154{Array{Float64,9}}
# issue #4208
mutable struct a4208
a4208
end
@test isa(a4208(5),a4208)
mutable struct b4208
b4208() = (local b4208=1;new())
end
@test isa(b4208(),b4208)
# make sure convert_default error isn't swallowed by typeof()
convert_default_should_fail_here() = similar([1],typeof(zero(typeof(rand(2,2)))))
@test_throws MethodError convert_default_should_fail_here()
# issue #4343
@test_throws ErrorException Array{Float64}{Int, 2}
mutable struct Foo4376{T}
x
Foo4376{T}(x::T) where T = new(x)
Foo4376{T}(a::Foo4376{Int}) where T = new(a.x)
end
@test isa(Foo4376{Float32}(Foo4376{Int}(2)), Foo4376{Float32})
mutable struct _0_test_ctor_syntax_
_0_test_ctor_syntax_(files::Vector{T},step) where {T<:AbstractString} = 0
end
# issue #4413
mutable struct A4413 end
mutable struct B4413 end
mutable struct C4413 end
f4413(::Union{A4413, B4413, C4413}) = "ABC"
f4413(::Union{A4413, B4413}) = "AB"
g4413(::Union{A4413, C4413}) = "AC"
g4413(::Union{A4413, B4413, C4413}) = "ABC"
@test f4413(A4413()) == "AB" && f4413(B4413()) == "AB"
@test g4413(A4413()) == "AC" && g4413(C4413()) == "AC"
# issue #4482
# what happens here: the method cache logic wants to widen the type of a
# tuple argument, but it shouldn't do that for an argument that a static
# parameter depends on.
f4482(x::T) where {T} = T
@test f4482((Ptr,Ptr)) === Tuple{UnionAll,UnionAll}
@test f4482((Ptr,)) === Tuple{UnionAll,}
# issue #4486
try
# note: this test expression must run at the top level,
# in the interpreter.
(function() end)(1)
# should throw an argument count error
@test false
catch
end
# issue #4526
f4526(x) = isa(x.a, Nothing)
@test_throws ErrorException f4526(1)
@test_throws ErrorException f4526(im)
@test_throws ErrorException f4526(1+2im)
# issue #4528
function f4528(A, B)
if A
reinterpret(UInt64, B)
end
end
@test f4528(false, Int32(12)) === nothing
@test_throws ErrorException f4528(true, Int32(12))
# issue #4518
f4518(x, y::Union{Int32,Int64}) = 0
f4518(x::String, y::Union{Int32,Int64}) = 1
@test f4518("",1) == 1
# issue #4645
i4645(x) = (println(zz); zz = x; zz)
@test_throws UndefVarError i4645(4)
# more undef var errors
function test_undef_var_9898(a)
a1 = a1
a
end
@test_throws UndefVarError test_undef_var_9898(1)
# issue #4505
let
g4505(::X) where {X} = 0
@test g4505(0) == 0
end
@test !@isdefined g4505
@test !isdefined(@__MODULE__, :g4505)
# issue #4681
# ccall should error if convert() returns something of the wrong type
mutable struct Z4681
x::Ptr{Cvoid}
Z4681() = new(C_NULL)
end
Base.unsafe_convert(::Type{Ptr{Z4681}},b::Z4681) = b.x
@test_throws TypeError ccall(:printf,Int,(Ptr{UInt8},Ptr{Z4681}),"",Z4681())
# issue #4479
f4479(::Real,c) = 1
f4479(::Int, ::Int, ::Bool) = 2
f4479(::Int, x, a...) = 0
@test f4479(1,1,true) == 2
# issue #4688
a4688(y) = "should be unreachable by calling b"
b4688(y) = "not an Int"
begin
a4688(y::Int) = "an Int"
let x = true
global b4688(y::Int) = x == true ? a4688(y) : a4688(y)
end
end
@test b4688(1) == "an Int"
# issue #4731
mutable struct SIQ{A,B} <: Number
x::A
end
import Base: promote_rule
promote_rule(A::Type{SIQ{T,T2}},B::Type{SIQ{S,S2}}) where {T,T2,S,S2} = SIQ{promote_type(T,S)}
@test promote_type(SIQ{Int},SIQ{Float64}) == SIQ
f4731(x::T...) where {T} = ""
f4731(x...) = 0
g4731() = f4731()
@test f4731() == ""
@test g4731() == ""
# issue #4675
f4675(x::StridedArray...) = 1
f4675(x::StridedArray{T}...) where {T} = 2
@test f4675(zeros(50,50), zeros(50,50)) == 2
g4675(x::StridedArray{T}...) where {T} = 2
g4675(x::StridedArray...) = 1
@test g4675(zeros(50,50), zeros(50,50)) == 2
# issue #4771
module Lib4771
export @make_closure
macro make_closure()
quote
f = (x)->1
end
end
end # module
@test (Lib4771.@make_closure)(0) == 1
# issue #4805
abstract type IT4805{N, T} end
let
test0(::Type{IT4805{1, T}}, x) where {T <: Int64} = x
test1() = test0(IT4805{1, Int64}, 1)
test2() = test0(IT4805{1+0, Int64}, 1)
test3(n) = test0(IT4805{n, Int64}, 1)
@test test1() == 1
@test test2() == 1
@test test3(1) == 1
@test_throws MethodError test3(2)
end
# issue #4873
macro myassert4873(ex)
:($ex ? nothing : error("Assertion failed: ", $(string(ex))))
end
x4873 = 1
@myassert4873 (x -> x)(x4873) == 1
# issue from IRC
function invalid_tupleref()
A = (1, "2", 3.0)
try
return A[0]
catch
return true
end
end
@test invalid_tupleref()==true
# issue #5150
f5150(T) = Vector{Rational{T}}(undef, 1)
@test typeof(f5150(Int)) === Vector{Rational{Int}}
# issue #5165
primitive type T5165{S} 64 end
make_t(x::Int64) = Core.Intrinsics.bitcast(T5165{Nothing}, x)
xs5165 = T5165[make_t(Int64(1))]
b5165 = IOBuffer()
for x in xs5165
println(b5165, x) # segfaulted
end
# issue #31486
f31486(x::Bool, y::Bool, z::Bool) = Core.Intrinsics.bitcast(UInt8, Core.Intrinsics.add_int(x, Core.Intrinsics.add_int(y, z)))
@test f31486(false, false, true) == 0x01
@test f31486(false, true, true) == 0x00
@test f31486(true, true, true) == 0x01
# support tuples as type parameters
mutable struct TupleParam{P}
x::Bool
end
tupledispatch(a::TupleParam{(1,:a)}) = a.x
tupledispatch(a::TupleParam{(1,(:a,))}) = 42
# tuples can be used as type params
let t1 = TupleParam{(1,:a)}(true),
t2 = TupleParam{(1,:b)}(true)
# tuple type params can't contain invalid type params
@test_throws TypeError t3 = TupleParam{(1,"nope")}(true)
# dispatch works properly
@test tupledispatch(t1) == true
@test_throws MethodError tupledispatch(t2)
@test tupledispatch(TupleParam{(1,(:a,))}(true)) === 42
@test_throws TypeError TupleParam{NamedTuple{(:a,), Tuple{Any}}((1,))}
@test_throws TypeError Val{NamedTuple{(:a,), Tuple{NamedTuple{<:Any,Tuple{Int}}}}(((x=2,),))}
end
# issue #5254
f5254(::Type{T}, b::T) where {T} = 0
f5254(a, b) = 1
@test f5254(Bottom, 1) == 1
# evaluate arguments left-to-right, including assignments. issue #4990
let i = 0, x = 65
@test (i, i+=1, i+=1) === (0, 1, 2)
@test i == 2
@test [x, x|=0x20] == [65, 97]
end
# issue #5312
let
local x = 0
global incr5312, foo5312
incr5312() = (x+=1; nothing)
foo5312() = (incr5312(),)
@test foo5312() === (nothing,)
@test x == 1
end
# issue #5319
cnvt(T, x) = convert_default(T, x, cnvt)
cnvt(::Type{Array{S, N}}, x::Array{T, N}) where {S, T, N} = convert(Array{S}, x)
function tighttypes!(adf)
T = Bottom
tt = Any[Int]
for t in tt
T = typejoin(T, t)
end
cnvt(Vector{T}, adf[1])
end
@test isequal(tighttypes!(Any[Any[1.0,2.0],]), [1,2])
# issue #5142
primitive type Int5142 64 end
function h5142(a::Bool)
x=a ? (Int64(0),reinterpret(Int5142,Int64(0))) : (Int64(1),reinterpret(Int5142,Int64(1)))
x[2]::Int5142
end
function h5142(a::Int)
x=(Int64(0),reinterpret(Int5142,Int64(0)))
x[a]::Int5142
end
h5142(true)
@test_throws TypeError h5142(1)
h5142(2)
f5142() = h5142(1)
try
# try running this code in a different context that triggers the codegen
# assertion `assert(isboxed || v.typ == typ)`.
f5142()
catch
end
primitive type Int5142b 8 end
function h5142b(a::Int)
x=((Int8(1),Int8(2)),(reinterpret(Int5142b,Int8(3)),reinterpret(Int5142b,Int8(4))))
x[a]::Tuple{Int8,Int8}
end
h5142b(1)
@test_throws TypeError h5142b(2)
# accessing bits tuples of structs
function test_bits_tuples()
a = (complex(1,2),complex(1,3));s=0
for i=1:10
s += a[rand(1:2)]
end
s
end
@test real(test_bits_tuples()) == 10
# issue #5374
mutable struct FileObj5374
io::IO
end
function read_file5374(fileobj)
read(fileobj.io, Float32)
end
@test isa(read_file5374(FileObj5374(IOBuffer(UInt8[0,0,0,0]))), Float32)
# issue #5457
function f5457(obj_ptr::Ptr{Float64}, f)
new_obj = convert(Float64, f(1.0))
unsafe_store!(obj_ptr, new_obj)
return Int32(1)
end
let
a = [1.0]
f5457(pointer(a,1), sin)
end
# issue #5584
# this is an intermittent memory bug, but this code is very likely to trigger it
mapshape_5584(s1::NTuple{N,Int}, s2::NTuple{N,Int}) where {N} =
(s1 == s2 || error("Argument dimensions are not map-compatible."); s1)
function f5584()
for i = 1:1000000
a = rand(1:1000, 3)
# the bug was a failure to root these tuples
mapshape_5584(tuple(a...), tuple(a...))
end
end
f5584()
# issue #5884
mutable struct Polygon5884{T<:Real}
points::Vector{Complex{T}}
end
function test5884()
star = Vector{Polygon5884}(undef, (3,))
star[1] = Polygon5884([Complex(1.0,1.0)])
p1 = star[1].points[1]
@test p1 == Complex(1.0,1.0)
@test p1.re == 1.0
@test star[1].points[1].re == 1.0
end
test5884()
# issue #5924
let
function test5924()
func = function () end
func
end
@test test5924()() === nothing
end
# issue #6031
macro m6031(x); x; end
@test @m6031([2,4,6])[3] == 6
@test (@m6031 [2,4,6])[2] == 4
# issue #6068
x6068 = 1
function test6068()
local a
while true
a = x6068
break
end
a + 1
end
@test test6068() == 2
# issue #6074
macro X6074()
quote
global x6074
let x6074 = x6074
x6074
end
end
end
x6074 = 6074
@test @X6074() == 6074
# issue #5536
test5536(a::Union{Real, AbstractArray}...) = "Splatting"
test5536(a::Union{Real, AbstractArray}) = "Non-splatting"
@test test5536(5) == "Non-splatting"
# multiline comments (#6139 and others raised in #6128) and embedded NUL chars (#10994)
@test 3 ==
include_string(@__MODULE__, "1 + 2") ==
include_string(@__MODULE__, "1 + #==# 2") ==
include_string(@__MODULE__, "1 + #===# 2") ==
include_string(@__MODULE__, "1 + #= #= blah =# =# 2") ==
include_string(@__MODULE__, "1 + #= #= #= nested =# =# =# 2") ==
include_string(@__MODULE__, "1 + #= \0 =# 2")
@test_throws LoadError include_string(@__MODULE__, "#=")
@test_throws LoadError include_string(@__MODULE__, "#= #= #= =# =# =")
# issue #6142
import Base: +
import LinearAlgebra: UniformScaling, I
mutable struct A6142 <: AbstractMatrix{Float64}; end
+(x::A6142, y::UniformScaling) = "UniformScaling method called"
+(x::A6142, y::AbstractArray) = "AbstractArray method called"
@test A6142() + I == "UniformScaling method called"
+(x::A6142, y::AbstractRange) = "AbstractRange method called" #16324 ambiguity
# issue #6175
function g6175(); GC.safepoint(); (); end
g6175(i::Real, I...) = g6175(I...)
g6175(i, I...) = tuple(length(i), g6175(I...)...)
@test g6175(1:5) === (5,)
# issue #6242
f6242(x::NTuple{N,Int}) where {N} = (N==0 ? 1 : ntuple(n->x[n],N))
@test f6242(()) === 1
# issue #6292
let i = 0
global g6292() = i+=1
end
@test g6292() == 1
@test g6292() == 2
# issue #6404
mutable struct type_2{T <: Integer, N} <: Number
x::T
type_2{T,N}(n::T) where {T<:Integer,N} = new(n)
end
mutable struct type_1{T <: Number} <: Number
x::Vector{T}
type_1{T}(x::Vector{T}) where T<:Number = new(x)
end
type_1(x::Vector{T}) where {T <: Number} = type_1{T}(x)
type_1(c::T) where {T <: Number} = type_1{T}([c])
Base.convert(::Type{type_1{T}}, x::S) where {T<:Number, S<:Number} = type_1(convert(T, x))
+(a::type_1{T}, b::type_1{T}) where {T <: Number} = a
function func1_6404(v1::Integer)
e1 = type_1([type_2{Int,v1}(0)])
e1+e1
end
@test isa(func1_6404(3), type_1)
# issue #5577
f5577(::Any) = false
f5577(::Type) = true
@test !f5577((Int,AbstractString,2))
@test !f5577(((Int,AbstractString),AbstractString))
@test f5577(Tuple{Tuple{Int,AbstractString},AbstractString})
@test f5577(Int)
@test !f5577(2)
# issue #6426
f6426(x,args...) = f6426(x,map(a->(isa(a,Type) ? Type{a} : typeof(a)), args))
f6426(x,t::Tuple{Vararg{Type}}) = string(t)
@test f6426(1, (1.,2.)) == "(Tuple{Float64, Float64},)"
# issue #6502
f6502() = convert(Tuple{Vararg{Int}}, (10,))
@test f6502() === (10,)
@test convert(Tuple{Bool,Vararg{Int}}, (true,10)) === (true,10)
@test convert(Tuple{Int,Vararg{Bool}}, (true,1,0)) === (1,true,false)
# issue #6611
function crc6611(spec)
direcn = spec ? 1 : 2
local remainder::blech
()->(remainder=1)
end
@test_throws UndefVarError crc6611(true)()
# issue #6634
function crc6634(spec)
A = UInt
remainder::A = 1
function handler(append)
remainder = append ? 1 : 2
end
end
@test crc6634(0x1)(true) == 1
@test crc6634(0x1)(false) == 2
# issue #5876
module A5876
macro x()
quote
function $(esc(:f5876))(::Type{T}) where T
T
end
42
end
end
end
let
local z = A5876.@x()
@test z == 42
@test f5876(Int) === Int
end
# issue #20524
macro m20524(ex)
quote
global f20524
function f20524()
$ex
end
end
end
@m20524 ((a,(b20524,c)) = (8,(1,5)); (a,b20524,c))
@test f20524() === (8,1,5)
@test !@isdefined b20524 # should not assign to a global
# issue #6387
primitive type Date6387{C} 64 end
mutable struct DateRange6387{C} <: AbstractRange{Date6387{C}}
end
mutable struct ObjMember
member::DateRange6387
end
obj6387 = ObjMember(DateRange6387{Int64}())
function v6387(r::AbstractRange{T}) where T
a = Vector{T}(undef, 1)
a[1] = Core.Intrinsics.bitcast(Date6387{Int64}, Int64(1))
return a
end
function day_in(obj::ObjMember)
x = v6387(obj.member)
@test isa(x, Vector{Date6387{Int64}})
@test isa(x[1], Date6387{Int64})
end
day_in(obj6387)
# issue #6784
@test ndims(Array{Array{Float64}}(undef, 3,5)) == 2
@test ndims(Array{Array}(undef, 3,5)) == 2
# issue #6793
function segfault6793(;gamma=1)
A = 1
B = 1
GC.safepoint()
return
-gamma
nothing
end
@test segfault6793() === nothing
# issue #6896
g6896(x) = x::Int=x
@test g6896(5.0) === 5.0
f6896(x) = y::Int=x
@test f6896(5.0) === 5.0
# issue #6938
module M6938
macro mac()
quote
let
y = 0
y
end
end
end
end
@test @M6938.mac() == 0
# issue #7012
let x = zeros(2)
x[1]::Float64 = 1
@test x == [1.0, 0.0]
@test_throws TypeError (x[1]::Int = 1)
x[1]::Float64 += 1
@test x == [2.0, 0.0]
@test_throws TypeError (x[1]::Int += 1)
end
# issue #6980
abstract type A6980 end
mutable struct B6980 <: A6980 end
f6980(::Union{Int, Float64}, ::A6980) = false
f6980(::Union{Int, Float64}, ::B6980) = true
@test f6980(1, B6980())
# issue #7049
Maybe7049{T} = Union{T,Nothing}
function ttt7049(;init::Maybe7049{Union{AbstractString,Tuple{Int,Char}}} = nothing)
string("init=", init)
end
@test ttt7049(init="a") == "init=a"
# issue #7074
let z(A::StridedMatrix{T}) where {T<:Union{Float64,ComplexF64,Float32,ComplexF32}} = T,
S = zeros(Complex,2,2)
@test_throws MethodError z(S)
end
# issue #7062
f7062(::Type{Array{t}} , ::Array{t,n}) where {t,n} = (t,n,1)
f7062(::Type{Array{t,n}}, ::Array{t,n}) where {t,n} = (t,n,2)
@test f7062(Array{Int,1}, [1,2,3]) === (Int,1,2)
@test f7062(Array{Int} , [1,2,3]) === (Int,1,1)
# issue #7302
function test7302()
t = [UInt64][1]
convert(t, "5")
end
@test_throws MethodError test7302()
macro let_with_uninit()
quote
let x
x = 1
x+1
end
end
end
@test @let_with_uninit() == 2
# issue #5154
let
v = []
for i=1:3, j=1:3
push!(v, (i, j))
i == 1 && j == 2 && break
end
@test v == Any[(1,1), (1,2)]
end
# addition of ¬ (\neg) parsing
const (¬) = !
@test ¬false
# issue #7652
mutable struct A7652
a :: Int
end
a7652 = A7652(0)
t_a7652 = A7652
f7652() = fieldtype(t_a7652, :a) <: Int
@test f7652() == (fieldtype(A7652, :a) <: Int) == true
g7652() = fieldtype(DataType, :types)
@test g7652() == fieldtype(DataType, :types) == Core.SimpleVector
@test fieldtype(t_a7652, 1) == Int
h7652() = setfield!(a7652, 1, 2)
@test h7652() === 2
@test a7652.a === 2
i7652() = Base.setproperty!(a7652, :a, 3.0)
@test i7652() === 3
@test a7652.a === 3
# issue #7679
@test map(f->f(), Any[ ()->i for i=1:3 ]) == Any[1,2,3]
# issue 7897
function issue7897!(data, arr)
data = reinterpret(UInt32, data)
a = arr[1]
end
let
a = fill(0x01, 10)
sa = view(a, 4:6)
# This can throw an error, but shouldn't segfault
try
issue7897!(sa, zeros(10))
catch
end
end
# issue #7582
aₜ = "a variable using Unicode 6"
struct My8156{A, B}
a::A
b::B
end
let m = My8156(nothing, 1)
@test sizeof(m) == sizeof(1)
@test m.a === nothing
@test m.b === 1
end
# issue #8184
struct Foo8184
x::Nothing
y::Nothing
z::Float64
end
let f = Foo8184(nothing,nothing,1.0)
g(x) = x.z
@test g(f) === 1.0
end
# issue #8213
@test map((x...)->x,(1,2),(3,4),(5,6)) === ((1,3,5),(2,4,6))
# issue #8338
let ex = Expr(:(=), :(f8338(x;y=4)), :(x*y))
eval(ex)
@test f8338(2) == 8
end
# call overloading (#2403)
issue2403func(f) = f(7)
mutable struct Issue2403
x
end
(i::Issue2403)(y) = i.x + 2y
let x = Issue2403(20)
@test x(3) == 26
@test x((3,)...) == 26
@test issue2403func(x) == 34
end
# issue #14919
abstract type A14919; end
struct B14919 <: A14919; end
struct C14919 <: A14919; end
struct D14919 <: Function; end
(::A14919)() = "It's a brand new world"
(::Union{C14919,D14919})() = "Boo."
@test B14919()() == "It's a brand new world"
@test C14919()() == D14919()() == "Boo."
for f in (:Any, :Function, :(Core.Builtin), :(Union{Nothing, Type}), :(Union{typeof(+), Type}), :(Union{typeof(+), typeof(-)}), :(Base.Callable))
@test_throws ErrorException("Method dispatch is unimplemented currently for this method signature") @eval (::$f)() = 1
end
for f in (:(Core.getfield), :((::typeof(Core.getfield))), :((::Core.IntrinsicFunction)))
@test_throws ErrorException("cannot add methods to a builtin function") @eval $f() = 1
end
# issue #33370
abstract type B33370 end
let n = gensym(), c(x) = B33370[x][1]()
@eval begin
struct $n <: B33370
end
function (::$n)()
end
end
@test c(eval(n)()) === nothing
end
# issue #8798
let
npy_typestrs = Dict("b1"=>Bool,
"i1"=>Int8, "u1"=>UInt8,
"i2"=>Int16, "u2"=>UInt16,
"i4"=>Int32, "u4"=>UInt32,
"i8"=>Int64, "u8"=>UInt64)
sizeof_lookup() = sizeof(npy_typestrs["i8"])
@test sizeof_lookup() == 8
end
# issue #8978
module I8978
y = 1
g() = f(y)
f(x) = 2
f(x::Int) = 3.0
module II8978
function callf(f)
try
f()
finally
end
end
end
h(f) = II8978.callf() do
local x
for i = 1:1
x = g()+f
end
x
end
end
@test I8978.h(4) === 7.0
# issue #9134
function f9134()
ii = zeros(Int32, 1)
let i
ii[1] = i
end
end
@test_throws UndefVarError f9134()
# issue #9475
module I9475
arr = Vector{Any}(undef, 1)
@eval @eval $arr[1] = 1
end
# issue #9520
f9520a(::Any, ::Any, args...) = 15
f9520b(::Any, ::Any, ::Any, args...) = 23
f9520c(::Any, ::Any, ::Any, ::Any, ::Any, ::Any, args...) = 46
@test invoke(f9520a, Tuple{Any, Any}, 1, 2) == 15
@test invoke(f9520a, Tuple{Any, Any, Any}, 1, 2, 3) == 15
@test invoke(f9520b, Tuple{Any, Any, Any}, 1, 2, 3) == 23
@test invoke(f9520b, Tuple{Any, Any, Any, Any, Any, Any}, 1, 2, 3, 4, 5, 6) == 23
@test invoke(f9520c, Tuple{Any, Any, Any, Any, Any, Any}, 1, 2, 3, 4, 5, 6) == 46
@test invoke(f9520c, Tuple{Any, Any, Any, Any, Any, Any, Any}, 1, 2, 3, 4, 5, 6, 7) == 46
# issue #24460
f24460(x, y) = 1
f24460(x::T, y::T) where {T} = 2.0
f24460(x::Int, y::Int) = "3"
@test f24460(1, 2) === "3"
@test invoke(f24460, Tuple{T,T} where T, 1, 2) === 2.0
const T24460 = Tuple{T,T} where T
g24460() = invoke(f24460, T24460, 1, 2)
@test @inferred(g24460()) === 2.0
# issue #30679
@noinline function f30679(::DataType)
b = IOBuffer()
write(b, 0x00)
2
end
@noinline function f30679(t::Type{Int})
x = invoke(f30679, Tuple{DataType}, t)
b = IOBuffer()
write(b, 0x00)
return x + 40
end
@test f30679(Int) == 42
call_lambda1() = (()->x)(1)
call_lambda2() = ((x)->x)()
call_lambda3() = ((x)->x)(1,2)
call_lambda4() = ((x,y...)->x)()
@test_throws MethodError call_lambda1()
@test_throws MethodError call_lambda2()
@test_throws MethodError call_lambda3()
@test_throws MethodError call_lambda4()
call_lambda5() = ((x...)->x)()
call_lambda6() = ((x...)->x)(1)
call_lambda7() = ((x...)->x)(1,2)
@test call_lambda5() == ()
@test call_lambda6() == (1,)
@test call_lambda7() == (1,2)
# jl_new_bits testing
let x = [1,2,3]
@test ccall(:jl_new_bits, Any, (Any,Ptr{Cvoid},), Int, x) === 1
@test ccall(:jl_new_bits, Any, (Any,Ptr{Cvoid},), Complex{Int}, x) === 1+2im
@test ccall(:jl_new_bits, Any, (Any,Ptr{Cvoid},), NTuple{3,Int}, x) === (1,2,3)
@test ccall(:jl_new_bits, Any, (Any,Ptr{Cvoid},), Tuple{Int,Int,Int}, x) === (1,2,3)
@test (ccall(:jl_new_bits, Any, (Any,Ptr{Cvoid},), Tuple{Int16,Tuple{Cvoid},Int8,Tuple{},Int,Cvoid,Int}, x)::Tuple)[[2,4,5,6,7]] === ((nothing,),(),2,nothing,3)
end
let
# Exception frame automatically restores sigatomic counter.
Base.sigatomic_begin()
@test_throws ErrorException begin
for i = 1:2
Base.sigatomic_end()
end
end
Base.sigatomic_end()
end
# pull request #9534
@test_throws BoundsError((1, 2), 3) begin; a, b, c = 1, 2; end
let a = []
@test try; a[]; catch ex; (ex::BoundsError).a === a && ex.i == (); end
@test_throws BoundsError(a, (1, 2)) a[1, 2]
@test_throws BoundsError(a, (10,)) a[10]
end
f9534a() = (a = 1 + 2im; getfield(a, -100))
f9534a(x) = (a = 1 + 2im; getfield(a, x))
@test_throws BoundsError(1 + 2im, -100) f9534a()
@test_throws BoundsError(1 + 2im, 3) f9534a(3)
f9534b() = (a = (1, 2., ""); a[5])
f9534b(x) = (a = (1, 2., ""); a[x])
@test_throws BoundsError((1, 2., ""), 5) f9534b()
@test_throws BoundsError((1, 2., ""), 4) f9534b(4)
f9534c() = (a = (1, 2.); a[3])
f9534c(x) = (a = (1, 2.); a[x])
@test_throws BoundsError((1, 2.), 3) f9534c()
@test_throws BoundsError((1, 2.), 0) f9534c(0)
f9534d() = (a = (1, 2, 4, 6, 7); a[7])
f9534d(x) = (a = (1, 2, 4, 6, 7); a[x])
@test_throws BoundsError((1, 2, 4, 6, 7), 7) f9534d()
@test_throws BoundsError((1, 2, 4, 6, 7), -1) f9534d(-1)
let a = IOBuffer()
f9534e(x) = setfield!(a, x, 3)
@test_throws BoundsError(a, -2) f9534e(-2)
f9534f() = getfield(a, -2)
f9534f(x) = getfield(a, x)
@test_throws BoundsError(a, -2) f9534f()
@test_throws BoundsError(a, typemin(Int) + 2) f9534f(typemin(Int) + 2)
end
x9634 = 3
@test_throws BoundsError(1 + 2im, 3) getfield(1 + 2im, x9634)
@test try; throw(BoundsError()); catch ex; !isdefined((ex::BoundsError), :a) && !isdefined((ex::BoundsError), :i); end
@test try; throw(BoundsError(Int)); catch ex; (ex::BoundsError).a == Int && !isdefined((ex::BoundsError), :i); end
@test_throws BoundsError(Int, typemin(Int)) throw(BoundsError(Int, typemin(Int)))
@test_throws BoundsError(Int, (:a,)) throw(BoundsError(Int, (:a,)))
f9534g(a, b, c...) = c[0]
@test_throws BoundsError((3, 4, 5, 6), 0) f9534g(1, 2, 3, 4, 5, 6)
f9534h(a, b, c...) = c[a]
@test f9534h(4, 2, 3, 4, 5, 6) == 6
@test_throws BoundsError((3, 4, 5, 6), 5) f9534h(5, 2, 3, 4, 5, 6)
# issue #7978, comment 332352438
f7978a() = 1
@test_throws BoundsError(1, 2) begin; a, b = f7978a(); end
f7978b() = 1, 2
@test_throws BoundsError((1, 2), 3) begin; a, b, c = f7978b(); end
# issue #9535
counter9535 = 0
f9535() = (global counter9535; counter9535 += 1; counter9535)
g9535() = (f9535(),f9535())
@test g9535() == (1,2)
@test g9535() == (3,4)
# weak references
mutable struct Obj; x; end
@testset "weak references" begin
@noinline function mk_wr(r, wr)
x = Obj(1)
push!(r, x)
push!(wr, WeakRef(x))
nothing
end
@noinline test_wr(r, wr) = @test r[1] == wr[1].value
function test_wr()
# we need to be very careful here that we never
# use the value directly in this function, so we aren't dependent
# on optimizations deleting the root for it before reaching the test
ref = []
wref = []
mk_wr(ref, wref)
test_wr(ref, wref)
GC.gc()
test_wr(ref, wref)
empty!(ref)
GC.gc()
@test wref[1].value === nothing
end
test_wr()
end
# issue #9947
function f9947()
if 1 == 0
1
else
min(UInt128(2),1)
end
end
@test f9947() == UInt128(1)
#issue #9835
module M9835
using Test
mutable struct A end; mutable struct B end
f() = (isa(A(), A) ? A : B)()
@test isa(f(), A)
end
#issue #10163
let a = :(()), b = :(())
@test a.args !== b.args
end
# issue caused by commit 189b00aef0376d1a998d36115cd11b17464d26ce and worked around
# by commit 24c64b86bd4e793dbfe9d85c067dc0579b320d14
let
g(x::T...) where {T} = T
g(x...) = 0
@test g((),Int) == 0
@test g((),()) == Tuple{}
end
# TODO: hopefully this issue is obsolete after the tuple type change
## issue #8631
#f8631(::(Type, Type...), ::(Any, Any...)) = 1
#f8631{T}(::Type{(T...)}, x::Tuple) = 2
#@test length(methods(f8631, ((Type, Type...), (Any, Any...)))) == 2
# issue caused by 8d0037cb377257fc4232c8526b12337dd7bdf0a7
args8d003 = (:x, :y)
@test eval(:(:(f($(($args8d003)...))))) == :(f(x,y))
x8d003 = Any[:y8d003]
y8d003 = 777
@test eval(:(string(:(f($($(x8d003...))))))) == "f(777)"
# issue #9378
abstract type Foo9378{T,S} end
struct B9378{T} end
FooB9378{T} = Foo9378{T,B9378}
struct CFoo9378 <: FooB9378{Float64} end
@test isa(CFoo9378(),FooB9378)
# issue #10281
const N10281 = 1000
@test if false
for i in 1:N10281
end
end === nothing
# issue #10221
module GCbrokentype
using InteractiveUtils
OLD_STDOUT = stdout
fname = tempname()
file = open(fname, "w")
redirect_stdout(file)
versioninfo()
try
mutable struct Foo{T}
val::Bar{T}
end
catch
end
GC.gc()
redirect_stdout(OLD_STDOUT)
close(file)
rm(fname)
end
# issue #10373
f10373(x) = x
g10373(x) = x
mutable struct newtype10373
end
let f
for f in (f10373,g10373)
(::typeof(f))(x::newtype10373) = println("$f")
end
end
for m in methods(f10373)
@test m.name === :f10373
end
for m in methods(g10373)
@test m.name === :g10373
end
# issue #7221
f7221(::T) where {T<:Number} = 1
f7221(::BitArray) = 2
f7221(::AbstractVecOrMat) = 3
@test f7221(trues(1)) == 2
# issue #10570
struct Array_512_Uint8
d1::UInt8
d2::UInt8
d3::UInt8
d4::UInt8
d5::UInt8
d6::UInt8
d7::UInt8
d8::UInt8
d9::UInt8
d10::UInt8
d11::UInt8
d12::UInt8
d13::UInt8
d14::UInt8
d15::UInt8
d16::UInt8
d17::UInt8
d18::UInt8
d19::UInt8
d20::UInt8
d21::UInt8
d22::UInt8
d23::UInt8
d24::UInt8
d25::UInt8
d26::UInt8
d27::UInt8
d28::UInt8
d29::UInt8
d30::UInt8
d31::UInt8
d32::UInt8
d33::UInt8
d34::UInt8
d35::UInt8
d36::UInt8
d37::UInt8
d38::UInt8
d39::UInt8
d40::UInt8
d41::UInt8
d42::UInt8
d43::UInt8
d44::UInt8
d45::UInt8
d46::UInt8
d47::UInt8
d48::UInt8
d49::UInt8
d50::UInt8
d51::UInt8
d52::UInt8
d53::UInt8
d54::UInt8
d55::UInt8
d56::UInt8
d57::UInt8
d58::UInt8
d59::UInt8
d60::UInt8
d61::UInt8
d62::UInt8
d63::UInt8
d64::UInt8
d65::UInt8
d66::UInt8
d67::UInt8
d68::UInt8
d69::UInt8
d70::UInt8
d71::UInt8
d72::UInt8
d73::UInt8
d74::UInt8
d75::UInt8
d76::UInt8
d77::UInt8
d78::UInt8
d79::UInt8
d80::UInt8
d81::UInt8
d82::UInt8
d83::UInt8
d84::UInt8
d85::UInt8
d86::UInt8
d87::UInt8
d88::UInt8
d89::UInt8
d90::UInt8
d91::UInt8
d92::UInt8
d93::UInt8
d94::UInt8
d95::UInt8
d96::UInt8
d97::UInt8
d98::UInt8
d99::UInt8
d100::UInt8
d101::UInt8
d102::UInt8
d103::UInt8
d104::UInt8
d105::UInt8
d106::UInt8
d107::UInt8
d108::UInt8
d109::UInt8
d110::UInt8
d111::UInt8
d112::UInt8
d113::UInt8
d114::UInt8
d115::UInt8
d116::UInt8
d117::UInt8
d118::UInt8
d119::UInt8
d120::UInt8
d121::UInt8
d122::UInt8
d123::UInt8
d124::UInt8
d125::UInt8
d126::UInt8
d127::UInt8
d128::UInt8
d129::UInt8
d130::UInt8
d131::UInt8
d132::UInt8
d133::UInt8
d134::UInt8
d135::UInt8
d136::UInt8
d137::UInt8
d138::UInt8
d139::UInt8
d140::UInt8
d141::UInt8
d142::UInt8
d143::UInt8
d144::UInt8
d145::UInt8
d146::UInt8
d147::UInt8
d148::UInt8
d149::UInt8
d150::UInt8
d151::UInt8
d152::UInt8
d153::UInt8
d154::UInt8
d155::UInt8
d156::UInt8
d157::UInt8
d158::UInt8
d159::UInt8
d160::UInt8
d161::UInt8
d162::UInt8
d163::UInt8
d164::UInt8
d165::UInt8
d166::UInt8
d167::UInt8
d168::UInt8
d169::UInt8
d170::UInt8
d171::UInt8
d172::UInt8
d173::UInt8
d174::UInt8
d175::UInt8
d176::UInt8
d177::UInt8
d178::UInt8
d179::UInt8
d180::UInt8
d181::UInt8
d182::UInt8
d183::UInt8
d184::UInt8
d185::UInt8
d186::UInt8
d187::UInt8
d188::UInt8
d189::UInt8
d190::UInt8
d191::UInt8
d192::UInt8
d193::UInt8
d194::UInt8
d195::UInt8
d196::UInt8
d197::UInt8
d198::UInt8
d199::UInt8
d200::UInt8
d201::UInt8
d202::UInt8
d203::UInt8
d204::UInt8
d205::UInt8
d206::UInt8
d207::UInt8
d208::UInt8
d209::UInt8
d210::UInt8
d211::UInt8
d212::UInt8
d213::UInt8
d214::UInt8
d215::UInt8
d216::UInt8
d217::UInt8
d218::UInt8
d219::UInt8
d220::UInt8
d221::UInt8
d222::UInt8
d223::UInt8
d224::UInt8
d225::UInt8
d226::UInt8
d227::UInt8
d228::UInt8
d229::UInt8
d230::UInt8
d231::UInt8
d232::UInt8
d233::UInt8
d234::UInt8
d235::UInt8
d236::UInt8
d237::UInt8
d238::UInt8
d239::UInt8
d240::UInt8
d241::UInt8
d242::UInt8
d243::UInt8
d244::UInt8
d245::UInt8
d246::UInt8
d247::UInt8
d248::UInt8
d249::UInt8
d250::UInt8
d251::UInt8
d252::UInt8
d253::UInt8
d254::UInt8
d255::UInt8
d256::UInt8
d257::UInt8
d258::UInt8
d259::UInt8
d260::UInt8
d261::UInt8
d262::UInt8
d263::UInt8
d264::UInt8
d265::UInt8
d266::UInt8
d267::UInt8
d268::UInt8
d269::UInt8
d270::UInt8
d271::UInt8
d272::UInt8
d273::UInt8
d274::UInt8
d275::UInt8
d276::UInt8
d277::UInt8
d278::UInt8
d279::UInt8
d280::UInt8
d281::UInt8
d282::UInt8
d283::UInt8
d284::UInt8
d285::UInt8
d286::UInt8
d287::UInt8
d288::UInt8
d289::UInt8
d290::UInt8
d291::UInt8
d292::UInt8
d293::UInt8
d294::UInt8
d295::UInt8
d296::UInt8
d297::UInt8
d298::UInt8
d299::UInt8
d300::UInt8
d301::UInt8
d302::UInt8
d303::UInt8
d304::UInt8
d305::UInt8
d306::UInt8
d307::UInt8
d308::UInt8
d309::UInt8
d310::UInt8
d311::UInt8
d312::UInt8
d313::UInt8
d314::UInt8
d315::UInt8
d316::UInt8
d317::UInt8
d318::UInt8
d319::UInt8
d320::UInt8
d321::UInt8
d322::UInt8
d323::UInt8
d324::UInt8
d325::UInt8
d326::UInt8
d327::UInt8
d328::UInt8
d329::UInt8
d330::UInt8
d331::UInt8
d332::UInt8
d333::UInt8
d334::UInt8
d335::UInt8
d336::UInt8
d337::UInt8
d338::UInt8
d339::UInt8
d340::UInt8
d341::UInt8
d342::UInt8
d343::UInt8
d344::UInt8
d345::UInt8
d346::UInt8
d347::UInt8
d348::UInt8
d349::UInt8
d350::UInt8
d351::UInt8
d352::UInt8
d353::UInt8
d354::UInt8
d355::UInt8
d356::UInt8
d357::UInt8
d358::UInt8
d359::UInt8
d360::UInt8
d361::UInt8
d362::UInt8
d363::UInt8
d364::UInt8
d365::UInt8
d366::UInt8
d367::UInt8
d368::UInt8
d369::UInt8
d370::UInt8
d371::UInt8
d372::UInt8
d373::UInt8
d374::UInt8
d375::UInt8
d376::UInt8
d377::UInt8
d378::UInt8
d379::UInt8
d380::UInt8
d381::UInt8
d382::UInt8
d383::UInt8
d384::UInt8
d385::UInt8
d386::UInt8
d387::UInt8
d388::UInt8
d389::UInt8
d390::UInt8
d391::UInt8
d392::UInt8
d393::UInt8
d394::UInt8
d395::UInt8
d396::UInt8
d397::UInt8
d398::UInt8
d399::UInt8
d400::UInt8
d401::UInt8
d402::UInt8
d403::UInt8
d404::UInt8
d405::UInt8
d406::UInt8
d407::UInt8
d408::UInt8
d409::UInt8
d410::UInt8
d411::UInt8
d412::UInt8
d413::UInt8
d414::UInt8
d415::UInt8
d416::UInt8
d417::UInt8
d418::UInt8
d419::UInt8
d420::UInt8
d421::UInt8
d422::UInt8
d423::UInt8
d424::UInt8
d425::UInt8
d426::UInt8
d427::UInt8
d428::UInt8
d429::UInt8
d430::UInt8
d431::UInt8
d432::UInt8
d433::UInt8
d434::UInt8
d435::UInt8
d436::UInt8
d437::UInt8
d438::UInt8
d439::UInt8
d440::UInt8
d441::UInt8
d442::UInt8
d443::UInt8
d444::UInt8
d445::UInt8
d446::UInt8
d447::UInt8
d448::UInt8
d449::UInt8
d450::UInt8
d451::UInt8
d452::UInt8
d453::UInt8
d454::UInt8
d455::UInt8
d456::UInt8
d457::UInt8
d458::UInt8
d459::UInt8
d460::UInt8
d461::UInt8
d462::UInt8
d463::UInt8
d464::UInt8
d465::UInt8
d466::UInt8
d467::UInt8
d468::UInt8
d469::UInt8
d470::UInt8
d471::UInt8
d472::UInt8
d473::UInt8
d474::UInt8
d475::UInt8
d476::UInt8
d477::UInt8
d478::UInt8
d479::UInt8
d480::UInt8
d481::UInt8
d482::UInt8
d483::UInt8
d484::UInt8
d485::UInt8
d486::UInt8
d487::UInt8
d488::UInt8
d489::UInt8
d490::UInt8
d491::UInt8
d492::UInt8
d493::UInt8
d494::UInt8
d495::UInt8
d496::UInt8
d497::UInt8
d498::UInt8
d499::UInt8
d500::UInt8
d501::UInt8
d502::UInt8
d503::UInt8
d504::UInt8
d505::UInt8
d506::UInt8
d507::UInt8
d508::UInt8
d509::UInt8
d510::UInt8
d511::UInt8
d512::UInt8
end
GC.gc()
# issue #10867
@test collect(enumerate((Tuple,Int))) == [(1,Tuple), (2,Int)]
@test collect(enumerate((Tuple,3))) == [(1,Tuple), (2,3)]
# issue #10978
TupleType10978{T<:Tuple} = Type{T}
f10978(T::TupleType10978) = isa(T, TupleType10978)
@test f10978(Tuple{Int})
# issue #10995
#TupleType{T<:Tuple} = Type{T}
f10995(::Any) = (while false; end; nothing)
f10995(T::TupleType10978) = (while false; end; @assert isa(T, TupleType10978))
g10995(x) = f10995(typeof(x))
g10995((1, 2))
@test g10995(UInt8) === nothing
# issue #11149
@noinline f11149(a,b,args...) = (a,b,args...)
@test f11149(1,2,3) == invoke(f11149, Tuple{Int,Int,Int}, 1,2,3)
# issue #11357
function f11357()
x = (1,2,3)
i = (1,)
x[i...]
end
@test f11357() === 1
# issue #11355
function f11355(sig::Type{T}) where T<:Tuple
f11355(sig.parameters[1])
end
function f11355(arg::DataType)
if arg <: Tuple
return 200
end
return 100
end
let t = Tuple{Type{Vector{Int}}}
@test f11355(t) == 100
t = Tuple{Type{Dict{K} where K}}
@test f11355(t) == 100
end
# issue #8283
function func8283 end
@test isa(func8283,Function)
@test_throws MethodError func8283()
# issue #11243
mutable struct Type11243{A, B}
x::A
y::B
end
let a = [Type11243(1,2), Type11243("a","b")]
@test typeof(a) == Vector{Type11243}
@test typeof(a) <: Vector{Type11243}
end
# issue #11065, #1571
function f11065()
for i = 1:2
if i == 1
z = "z is defined"
elseif i == 2
print(z) # z is undefined
end
end
end
@test_throws UndefVarError f11065()
# issue #25724
a25724 = Any[]
for i = 1:3
needX = false
try
X = X
X[1] = X[1] + 1
catch err
needX = true
end
if needX
X = [0]
end
push!(a25724, copy(X))
end
@test a25724 == [[0], [0], [0]]
# for loop iterator expression should be evaluated in outer scope
let
for i in (local a = 1:2)
end
@test a == 1:2
end
# `for outer`
let
function forouter()
i = 1
for outer i = 2:3
end
return i
end
@test forouter() == 3
end
@test_throws ErrorException("syntax: no outer local variable declaration exists for \"for outer\"") @eval function f()
for outer i = 1:2
end
end
# issue #11295
function f11295(x...)
call = Expr(x...)
end
@test isa(f11295(:a,:b), Expr)
# issue #11675
struct T11675{T}
x::T
T11675{T}() where T = new()
end
let x = T11675{Union{}}()
function f11675(x)
x.x + 1
end
@test_throws UndefRefError f11675(x)
end
# issue #7864
module M7864
export x7864
x7864 = 1
end
@test_throws UndefVarError x7864
using .M7864
@test x7864 == 1
# issue #11715
f11715(x) = (x === Tuple{Any})
@test f11715(Tuple{Any})
# part of #11597
# make sure invalid, partly-constructed types don't end up in the cache
abstract type C11597{T<:Union{Nothing, Int}} end
mutable struct D11597{T} <: C11597{T} d::T end
@test_throws TypeError D11597(1.0)
@test_throws TypeError repr(D11597(1.0))
# issue #11772
@test_throws UndefRefError (Vector{Any}(undef, 5)...,)
# issue #11813
let a = UInt8[1, 107, 66, 88, 2, 99, 254, 13, 0, 0, 0, 0]
u32 = UInt32[0x3]
a[9:end] = reinterpret(UInt8, u32)
p = pointer(a)
@test (Int8(1),(Int8(2),Int32(3))) === unsafe_load(convert(Ptr{Tuple{Int8,Tuple{Int8,Int32}}},p))
f11813(p) = (Int8(1),(Int8(2),Int32(3))) === unsafe_load(convert(Ptr{Tuple{Int8,Tuple{Int8,Int32}}},p))
@test f11813(p) === true # redundant comparison test seems to make this test more reliable, don't remove
end
# issue #13037
let a = UInt8[0, 0, 0, 0, 0x66, 99, 254, 13, 0, 0, 0, 0]
u32 = UInt32[0x3]
a[1:4] = reinterpret(UInt8, u32)
p = pointer(a)
@test ((Int32(3),UInt8(0x66)),Int32(0)) === unsafe_load(convert(Ptr{Tuple{Tuple{Int32,UInt8},Int32}},p))
f11813(p) = ((Int32(3),UInt8(0x66)),Int32(0)) === unsafe_load(convert(Ptr{Tuple{Tuple{Int32,UInt8},Int32}},p))
@test f11813(p) === true # redundant comparison test seems to make this test more reliable, don't remove
end
let a = (1:1000...,),
b = (1:1000...,)
@test a == b
@test a === b
@test (a == b) === true
@test (a === b) === true
end
# issue 11858
mutable struct Foo11858
x::Float64
Foo11858(x::Float64) = new(x)
end
mutable struct Bar11858
x::Float64
Bar11858(x::Float64) = new(x)
end
g11858(x::Float64) = x
f11858(a) = for Baz in a
@eval (f::$Baz)(x) = f(float(x))
end
f11858(Any[Type{Foo11858}, Type{Bar11858}, typeof(g11858)])
@test g11858(1) == 1.0
@test Foo11858(1).x == 1.0
@test Bar11858(1).x == 1.0
# issue 11904
struct Nullable11904{T}
value::T
hasvalue::Bool
end
@noinline throw_error() = error()
foo11904(x::Int) = x
@inline function foo11904(x::Nullable11904{S}) where S
if isbitstype(S)
Nullable11904(foo11904(x.value), x.hasvalue)
else
throw_error()
end
end
@test foo11904(Nullable11904(1, true)).hasvalue
# issue 11874
struct Foo11874
x::Int
end
function bar11874(x)
local y::Foo11874
y = x
nothing
end
Base.convert(::Type{Foo11874},x::Int) = float(x)
@test_throws TypeError bar11874(1)
# issue #9233
let
try
NTuple{Int, 1}
@test false
catch err
@test isa(err, TypeError)
@test err.func === :Vararg
@test err.expected == Int
@test err.got == Int
end
try
NTuple{0x1, Int}
@test false
catch err
@test isa(err, TypeError)
@test err.func === :Vararg
@test err.expected == Int
@test err.got == 0x1
end
end
# 11996
@test_throws ErrorException NTuple{-1, Int}
@test_throws TypeError Union{Int, 1}
@test_throws ErrorException Vararg{Any,-2}
# Disabled due to #39698, see src/jltypes.c
#@test_throws ErrorException Vararg{Int, N} where N<:T where T
#@test_throws ErrorException Vararg{Int, N} where N<:Integer
#@test_throws ErrorException Vararg{Int, N} where N>:Integer
mutable struct FooNTuple{N}
z::Tuple{Integer, Vararg{Int, N}}
end
for i in (-1, typemin(Int), 0x01)
T = FooNTuple{i}
@test T.parameters[1] == i
@test fieldtypes(T) == (Union{},)
end
@test fieldtype(FooNTuple{0}, 1) == Tuple{Integer}
mutable struct FooTupleT{T}
z::Tuple{Int, T, Int}
end
let R = Vararg{Int, 2}
@test_throws TypeError Val{R}
@test_throws TypeError Ref{R}
@test_throws TypeError FooTupleT{R}
@test_throws TypeError Union{R}
end
@test fieldtype(FooTupleT{Int}, 1) == NTuple{3, Int}
@test Tuple{} === NTuple{0, Any}
@test Tuple{Int} === Tuple{Int, Vararg{Integer, 0}}
# issue #12003
using Dates
const DATE12003 = DateTime(1917,1,1)
failure12003(dt=DATE12003) = Dates.year(dt)
@test isa(failure12003(), Integer)
# issue #12023 Test error checking in primitive type
@test_throws ErrorException (@eval primitive type 0 SPJa12023 end)
@test_throws ErrorException (@eval primitive type 4294967312 SPJb12023 end)
@test_throws ErrorException (@eval primitive type -4294967280 SPJc12023 end)
# issue #12089
mutable struct A12089{K, N}
sz::NTuple{N, Int}
A12089{K,N}(sz::NTuple{N, Int}) where {K,N} = new(sz)
end
A12089{-1, 1}((1,))
# issue #12092
f12092(x::Int, y) = 0
f12092(x::Int,) = 1
f12092(x::Int, y::Int...) = 2
@test f12092(1) == 1
# issue #12063
# NOTE: should have > MAX_TUPLETYPE_LEN arguments
f12063(tt, g, p, c, b, v, cu::T, d::AbstractArray{T, 2}, ve) where {T} = 1
f12063(args...) = 2
g12063() = f12063(0, 0, 0, 0, 0, 0, 0.0, zeros(0,0), Int[])
@test g12063() == 1
# issue #11587
mutable struct Sampler11587{N}
clampedpos::Array{Int,2}
buf::Array{Float64,N}
end
function Sampler11587()
a = tuple(Any[32,32]...,)
Sampler11587(zeros(Int,a), zeros(Float64,a))
end
@test isa(Sampler11587(), Sampler11587{2})
# issue #8010 - error when convert returns wrong type during new()
struct Vec8010{T}
x::T
y::T
end
Vec8010(a::AbstractVector) = Vec8010(ntuple(x->a[x],2)...)
Base.convert(::Type{Vec8010{T}},x::AbstractVector) where {T} = Vec8010(x)
Base.convert(::Type{Nothing},x::AbstractVector) = Vec8010(x)
struct MyType8010
m::Vec8010{Float32}
end
struct MyType8010_ghost
m::Nothing
end
@test_throws TypeError MyType8010([3.0;4.0])
@test_throws TypeError MyType8010_ghost([3.0;4.0])
module TestNewTypeError
using Test
struct A
end
struct B
a::A
end
@eval function f1()
# Emitting this direction is not recommended but it can come from `convert` that does not
# return the correct type.
$(Expr(:new, B, 1))
end
@eval function f2()
a = $(Expr(:new, B, 1))
a = a
return nothing
end
@generated function f3()
quote
$(Expr(:new, B, 1))
return nothing
end
end
@test_throws TypeError("new", A, 1) f1()
@test_throws TypeError("new", A, 1) f2()
@test_throws TypeError("new", A, 1) f3()
@test_throws TypeError("new", A, 1) eval(Expr(:new, B, 1))
# some tests for handling of malformed syntax--these cases should not be possible in normal code
@test eval(Expr(:new, B, A())) == B(A())
@test_throws ErrorException("invalid struct allocation") eval(Expr(:new, B))
@test_throws ErrorException("invalid struct allocation") eval(Expr(:new, B, A(), A()))
@test_throws TypeError("new", DataType, Complex) eval(Expr(:new, Complex))
@test_throws TypeError("new", DataType, Complex.body) eval(Expr(:new, Complex.body))
@test_throws TypeError("new", DataType, Complex) eval(Expr(:splatnew, Complex, ()))
@test_throws TypeError("new", DataType, Complex.body) eval(Expr(:splatnew, Complex.body, ()))
end
# don't allow redefining types if n_uninitialized changes
struct NInitializedTestType
a
end
@test_throws ErrorException @eval struct NInitializedTestType
a
NInitializedTestType() = new()
end
# issue #12394
mutable struct Empty12394 end
let x = Vector{Empty12394}(undef, 1), y = [Empty12394()]
@test_throws UndefRefError x==y
@test_throws UndefRefError y==x
end
module TestRecursiveConstGlobalStructCtor
const x = (1,2)
const y = (x,(3,4))
f() = (x,y,(5,6))
end
@test TestRecursiveConstGlobalStructCtor.f() == ((1,2),((1,2),(3,4)),(5,6))
const const_array_int1 = Array{Int}
const const_array_int2 = Array{Int}
test_eq_array_int() = ===(const_array_int1, const_array_int2)
@test test_eq_array_int()
# objectid of haspadding field
struct HasPadding
x::Bool
y::Int
end
struct HasHasPadding
x::HasPadding
end
let hashaspadding = Ref(HasHasPadding(HasPadding(true,1))),
hashaspadding2 = Ref(HasHasPadding(HasPadding(true,1)))
unsafe_store!(convert(Ptr{UInt8},pointer_from_objref(hashaspadding)), 0x12, 2)
unsafe_store!(convert(Ptr{UInt8},pointer_from_objref(hashaspadding2)), 0x21, 2)
@test objectid(hashaspadding[]) == objectid(hashaspadding2[])
end
# issue #12517
let x = (1,2)
@eval f12517() = Val{$x}
@test f12517() === Val{(1,2)}
end
# don't allow Vararg{} in Union{} type constructor
@test_throws TypeError Union{Int,Vararg{Int}}
@test_throws TypeError Union{Vararg{Int}}
# only allow Vararg{} in last position of Tuple{ }
@test_throws TypeError Tuple{Vararg{Int32},Int64,Float64}
@test_throws TypeError Tuple{Int64,Vararg{Int32},Float64}
@test_throws TypeError Array{Vararg}
# don't allow non-types in Union
@test_throws TypeError Union{1}
@test_throws TypeError Union{Int,0}
PossiblyInvalidUnion{T} = Union{T,Int}
@test_throws TypeError PossiblyInvalidUnion{1}
# issue #12569
@test Symbol("x") === Symbol("x")
@test split(string(gensym("abc")),'#')[3] == "abc"
# issue #13007
call13007(::Type{Array{T,N}}) where {T,N} = 0
call13007(::Type{Array}) = 1
@test Base._methods(call13007, Tuple{Type{x} where x<:Array}, 4, typemax(UInt)) === nothing
@test length(Base._methods(call13007, Tuple{Type{x} where x<:Array}, 4, Base.get_world_counter())) == 2
# detecting cycles during type intersection, e.g. #1631
cycle_in_solve_tvar_constraints(::Type{Some{S}}, x::S) where {S} = 0
cycle_in_solve_tvar_constraints(::Type{T}, x::Val{T}) where {T} = 1
@test length(methods(cycle_in_solve_tvar_constraints)) == 2
# issue #12967
foo12967(x, @nospecialize y) = 1
TupleType12967{T<:Tuple} = Type{T}
foo12967(x, ::TupleType12967) = 2
@test foo12967(1, Int) == 1
@test foo12967(1, Tuple{}) == 2
# issue #13083
@test Nothing() === nothing
# issue discovered in #11973
for j = 1:1
x = try
error()
2
catch
continue
end
end
# PR 11888
struct A11888{T}
a::NTuple{16,T}
end
B11888{T} = A11888{A11888{A11888{T}}}
@test sizeof(B11888{B11888{Int64}}) == (1 << 24) * 8
# issue #13175
struct EmptyImmutable13175 end
struct EmptyIIOtherField13175
x::EmptyImmutable13175
y::Float64
end
@test EmptyIIOtherField13175(EmptyImmutable13175(), 1.0) == EmptyIIOtherField13175(EmptyImmutable13175(), 1.0)
@test EmptyIIOtherField13175(EmptyImmutable13175(), 1.0) != EmptyIIOtherField13175(EmptyImmutable13175(), 2.0)
# issue 8932 (llvm return type legalizer error)
struct Vec3_8932
x::Float32
y::Float32
z::Float32
end
f8932(a::Vec3_8932, b::Vec3_8932) = Vec3_8932(a.x % b.x, a.y % b.y, a.z % b.z)
a8932 = Vec3_8932(1,1,1)
b8932 = Vec3_8932(2,2,2)
@test f8932(a8932, b8932) == Vec3_8932(1.0, 1.0, 1.0)
# issue #13261
f13261() = (x = (error("oops"),); +(x...))
g13261() = f13261()
@test_throws ErrorException g13261()
# issue 13432
@noinline function f13432(x)
offset = x ? Base.Bottom : 1
return ===(offset, Base.Bottom)
end
@test f13432(true) == true
@test f13432(false) == false
@noinline function f13432b(x)
a = x ? 1 : 1.0
b = x ? 1 : 1.0f0
return ===(a, b)
end
@test f13432b(true) == true
@test f13432b(false) == false
#13433, read!(::IO, a::Vector{UInt8}) should return a
mutable struct IO13433 <: IO end
Base.read(::IO13433, ::Type{UInt8}) = 0x01
@test read!(IO13433(), Array{UInt8}(undef, 4)) == [0x01, 0x01, 0x01, 0x01]
# issue #13647, comparing boxed isbits immutables
struct X13647
a::Int
b::Bool
end
function f13647(x, y)
z = false
z = y
x === z
end
@test f13647(X13647(1, false), X13647(1, false))
@test !f13647(X13647(1, false), X13647(1, true))
@test !f13647(X13647(2, false), X13647(1, false))
# issue #13636
module I13636
foo(x) = 1
end
let cache = Dict()
function I13636.foo(y::Int;k::Int=1)
cache[1] = y+k
end
end
@test I13636.foo(1,k=2) == 3
# issue #11327 and #13547
@test_throws MethodError convert(Type{Int}, Float32)
@test_throws MethodError Array{Type{Int64}}([Float32])
abstract type A11327 end
abstract type B11327 <: A11327 end
f11327(::Type{T},x::T) where {T} = x
@test_throws MethodError f11327(Type{A11327},B11327)
# issue #8487
@test [x for x in 1:3] == [x for x ∈ 1:3] == [x for x = 1:3]
let A = Matrix{Int}(undef, 4,3)
for i ∈ 1:size(A,1), j ∈ 1:size(A,2)
A[i,j] = 17*i + 51*j
end
@test A == [17*i + 51*j for i ∈ 1:size(A,1), j ∈ 1:size(A,2)]
end
# check if finalizers for the old gen can be triggered manually
# issue #13986
let
obj = Ref(1)
finalized = 0
finalizer((obj) -> (finalized = 1), obj)
# obj should be marked for promotion after the second gc and be promoted
# after the third GC
# GC_CLEAN; age = 0
GC.gc(false)
# GC_CLEAN; age = 1
GC.gc(false)
# GC_QUEUED; age = 1
GC.gc(false)
# GC_MARKED; age = 1
finalize(obj)
@test finalized == 1
end
# check if finalizers for the old gen can be triggered manually
# PR #14181
let
# The following three `GC.gc(false)` clears the `finalizer_list`. It is
# not strictly necessary to make the test pass but should make the failure
# more repeatable if something breaks.
GC.gc(false)
# At least: GC_CLEAN; age = 1
GC.gc(false)
# At least: GC_QUEUED; age = 1
GC.gc(false)
# all objects in `finalizer_list` are now moved to `finalizer_list_marked`
obj1 = Ref(1)
obj2 = Ref(1)
finalized = 0
finalizer((obj) -> (finalized += 1), obj1)
finalizer((obj) -> (finalized += 1), obj1)
finalizer((obj) -> (finalized += 1; finalize(obj1)), obj2)
finalizer((obj) -> (finalized += 1; finalize(obj1)), obj2)
finalize(obj2)
@test finalized == 4
end
# issue #14323
@test eval(Expr(:block, :(1))) === 1
# issue #14339
f14339(x::T, y::T) where {T<:Union{}} = 0
@test_throws MethodError f14339(1, 2)
# Make sure jlcall objects are rooted
# PR #14301
module JLCall14301
# Define f
function f end
let i = Any[[1.23], [2.34]]
# f() with capture variables
# Intentionally type unstable so that the dynamic dispatch will
# read the corrupted tag if the object is incorrectly GC'd.
global @noinline f() = i[1][1] * i[2][1]
end
# Another function that use f()
g() = f() * 100
# Compile it
g()
let i = 9.0
# Override f()
global @noinline f() = i + 1
end
# Make sure the old f() method is GC'd if it was not rooted properly
GC.gc()
GC.gc()
GC.gc()
# Run again.
g()
end
# make sure codegen doesn't remove argument to `isa`
@noinline __g_isa_test_1(a) = push!(a,1)
function __f_isa_arg_1()
a = []
isa(__g_isa_test_1(a), Any)
length(a)
end
@test __f_isa_arg_1() == 1
# issue #14477
struct Z14477
fld::Z14477
Z14477() = new(new())
end
let z1 = Z14477()
@test isa(z1, Z14477)
@test isa(z1.fld, Z14477)
@test isdefined(z1, :fld)
@test !isdefined(z1.fld, :fld)
end
struct Z14477B
fld::Union{Nothing,Z14477B}
Z14477B() = new(new(nothing))
end
let z1 = Z14477B()
@test isa(z1, Z14477B)
@test isa(z1.fld, Z14477B)
@test isa(z1.fld.fld, Nothing)
end
struct Z14477C{T}
fld::Z14477C{Int8}
Z14477C() = new{Int16}(new{Int8}())
end
let z1 = Z14477C()
@test isa(z1, Z14477C)
@test isa(z1.fld, Z14477C)
@test isdefined(z1, :fld)
@test !isdefined(z1.fld, :fld)
end
# issue #8846, generic macros
macro m8846(a, b=0)
a, b
end
@test @m8846(a) === (:a, 0)
@test @m8846(a, 1) === (:a, 1)
let nometh = try; @eval @m8846(a, b, c); false; catch ex; ex; end
__source__ = LineNumberNode(@__LINE__() - 1, Symbol(@__FILE__))
nometh::LoadError
@test nometh.file === string(__source__.file)
@test nometh.line === __source__.line
e = nometh.error::MethodError
@test e.f === getfield(@__MODULE__, Symbol("@m8846"))
@test e.args === (__source__, @__MODULE__, :a, :b, :c)
end
# a simple case of parametric dispatch with unions
let foo(x::Union{T, Nothing}, y::Union{T, Nothing}) where {T} = 1
@test foo(1, nothing) === 1
@test foo(nothing, nothing) === 1
end
let foo(x::Union{T, Nothing}, y::Union{T, Nothing}) where {T} = T
@test foo(1, nothing) === Int
@test_throws UndefVarError(:T, :static_parameter) foo(nothing, nothing)
end
module TestMacroGlobalFunction
macro makefn(f,g)
quote
global $(f)
function $(f)(x)
x+1
end
global $(g)
$(g)(x) = x+2
end
end
@makefn ff gg
end
@test TestMacroGlobalFunction.ff(1) == 2
@test TestMacroGlobalFunction.gg(1) == 3
# issue #18672
macro x18672()
quote
function f
end
end
end
let
@test isa(@x18672, Function)
end
# issue #14564
@test isa(objectid(Tuple.name.cache), Integer)
# issue #14691
mutable struct T14691; a::UInt; end
@test (T14691(0).a = 0) === 0
# issue #14245
f14245() = (v = []; push!(v, length(v)); v)
@test f14245()[1] == 0
# issue #9677
@generated function foo9677(x::AbstractArray{T,N}) where {T,N}
quote
x=$N
y=x+1
return y
end
end
foo9677(x::Array) = invoke(foo9677, Tuple{AbstractArray}, x)
@test foo9677(1:5) == foo9677(randn(3))
# issue #6846
f6846() = (please6846; 2)
@test_throws UndefVarError(:please6846, @__MODULE__) f6846()
module M6846
macro f()
return esc(:(please6846; 2))
end
end
@test_throws UndefVarError(:please6846, @__MODULE__) @M6846.f()
# issue #14758
@test isa(@eval(f14758(; $([]...)) = ()), Function)
# issue #14767
@inline f14767(x) = x ? A14767 : ()
const A14767 = f14767(false)
@test A14767 === ()
# issue #10985
f10985(::Any...) = 1
@test f10985(1, 2, 3) == 1
# a tricky case for closure conversion
mutable struct _CaptureInCtor
yy
function _CaptureInCtor(list_file::AbstractString="")
y = 0
f = x->add_node(y)
new(f(2))
end
add_node(y) = y+1
end
@test _CaptureInCtor().yy == 1
# issue #14610
let sometypes = (Int,Int8)
f(::Union{ntuple(i->Type{sometypes[i]}, length(sometypes))...}) = 1
@test hasmethod(f, (Union{Type{Int},Type{Int8}},))
end
let
b=()->c
c=1
@test b() == 1
end
# issue #14825
abstract type abstest_14825 end
mutable struct t1_14825{A <: abstest_14825, B}
x::A
y::B
end
mutable struct t2_14825{C, B} <: abstest_14825
x::C
y::t1_14825{t2_14825{C, B}, B}
end
@test t2_14825{Int,Int}.types[2] <: t1_14825
# issue #14917
@test isa(let generic
function generic end
end,
Function)
# f.(x) vectorization syntax (#15032)
@test (x -> 2x).([1,2,3]) == [2,4,6]
@test ((x,y) -> 2x+y^2).([1,2,3],[3,4,5]) == [1,2,3]*2 + [3,4,5].^2
# let syntax with multiple lhs
let z = (3,9,42)
let (a,b,c) = z
@test a == 3 && b == 9 && c == 42
end
let (a,b::Float64,c::Int8) = z
@test a == 3 && b === 9.0 && c === Int8(42)
end
z = (1, z, 10)
let (a, (b,c,d), e) = z
@test (a,b,c,d,e) == (1,3,9,42,10)
end
end
# issue #15072
let grphtest = ((1, [2]),)
for (s, g) in grphtest
g_ = map(s -> s+1, g)
@test g_ == [3]
end
for s = 1:1
end
end
# issue #15186
let ex = quote
$(if true; :(test); end)
end
@test ex.args[2] === :test
end
# issue #15180
function f15180(x::T) where T
X = Vector{T}(undef, 1)
X[1] = x
@noinline ef(::J) where {J} = (J,X[1]) # Use T
ef(::J, ::Int) where {J} = (T,J)
return ef
end
@test map(f15180(1), [1,2]) == [(Int,1),(Int,1)]
using Base: _growbeg!, _deletebeg!, _growend!, _deleteend!
struct ValueWrapper
vpadding::NTuple{2,VecElement{UInt}}
value
ValueWrapper(value) = new((typemax(UInt), typemax(UInt)), value)
end
Base.convert(::Type{ValueWrapper}, x) = ValueWrapper(x)
for T in (Any, ValueWrapper)
let ary = Vector{T}(undef, 10)
check_undef_and_fill(ary, rng) = all(i -> begin
isassigned(ary, i) && return false
ary[i] = (Float64(i), i) # some non-cached content
isassigned(ary, i) || return false
return true
end, rng)
# Check if the memory is initially zerod and fill it with value
# to check if these values are not reused later.
@test check_undef_and_fill(ary, 1:10)
# Check if the memory grown at the end are zerod
_growend!(ary, 10)
@test check_undef_and_fill(ary, 11:20)
# Make sure the content of the memory deleted at the end are not reused
_deleteend!(ary, 5)
_growend!(ary, 5)
@test check_undef_and_fill(ary, 16:20)
# Now check grow/del_end
ary = Vector{T}(undef, 1010)
@test check_undef_and_fill(ary, 1:1010)
# This del_beg should move the buffer
_deletebeg!(ary, 1000)
_growbeg!(ary, 1000)
@test check_undef_and_fill(ary, 1:1000)
ary = Vector{T}(undef, 1010)
@test check_undef_and_fill(ary, 1:1010)
# This del_beg should not move the buffer
_deletebeg!(ary, 10)
_growbeg!(ary, 10)
@test check_undef_and_fill(ary, 1:10)
ary = Vector{T}(undef, 1010)
@test check_undef_and_fill(ary, 1:1010)
_growend!(ary, 10)
@test check_undef_and_fill(ary, 1011:1020)
_deleteend!(ary, 10)
_growbeg!(ary, 10)
@test check_undef_and_fill(ary, 1:10)
# Make sure newly malloc'd buffers are filled with 0
# test this for a few different sizes since we need to make sure
# we are malloc'ing the buffer after the grow_end and malloc is not using
# mmap directly (which may return a zero'd new page).
for n in [50, 51, 100, 101, 200, 201, 300, 301]
ary = Vector{T}(undef, n)
# Try to free the previous buffer that was filled with random content
# and to increase the chance of getting a non-zero'd buffer next time
GC.gc()
GC.gc()
GC.gc()
_growbeg!(ary, 4)
_deletebeg!(ary, 4)
_growend!(ary, n)
_growbeg!(ary, 4)
@test check_undef_and_fill(ary, 1:(2n + 4))
end
ary = Vector{T}(undef, 100)
_growend!(ary, 10000)
ary[:] = 1:length(ary)
_deletebeg!(ary, 10000)
# grow on the back until a buffer reallocation happens
cur_ptr = pointer(ary)
while cur_ptr == pointer(ary)
len = length(ary)
_growend!(ary, 10)
result = @test all(i -> !isassigned(ary, i), (len + 1):(len + 10))
result isa Test.Pass || break
end
# growat when copy into start of same buffer
ary = Vector{T}(undef, 10)
ary[:] = 1:10
pushfirst!(ary, 0)
Base._growat!(ary, 3, 5)
@test all(i -> !isassigned(ary, i), 3:7)
@test all(i -> isassigned(ary, i), 8:length(ary))
@test all(i -> isassigned(ary, i), 1:2)
# growat when copy into end of same buffer
ary = Vector{T}(undef, 10)
ary[:] = 1:10
push!(ary, 11)
Base._growat!(ary, 6, 10)
@test all(i -> !isassigned(ary, i), 6:15)
@test all(i -> isassigned(ary, i), 16:length(ary))
@test all(i -> isassigned(ary, i), 1:5)
# growat when copy to new buffer
ary = Vector{T}(undef, 10)
ary[:] = 1:10
Base._growat!(ary, 6, 10)
@test all(i -> !isassigned(ary, i), 6:15)
@test all(i -> isassigned(ary, i), 16:length(ary))
@test all(i -> isassigned(ary, i), 1:5)
end
end
# check if we can run multiple finalizers at the same time
# Use a `@noinline` function to make sure the inefficient gc root generation
# doesn't keep the object alive.
@noinline function create_dead_object13995(finalized)
obj = Ref(1)
finalizer((x)->(finalized[1] = true), obj)
finalizer((x)->(finalized[2] = true), obj)
finalizer((x)->(finalized[3] = true), obj)
finalizer((x)->(finalized[4] = true), obj)
nothing
end
# disable GC to make sure no collection/promotion happens
# when we are constructing the objects
get_finalizers_inhibited() = ccall(:jl_gc_get_finalizers_inhibited, Int32, (Ptr{Cvoid},), C_NULL)
let gc_enabled13995 = GC.enable(false)
@assert gc_enabled13995
@assert get_finalizers_inhibited() == 0
finalized13995 = [false, false, false, false]
create_dead_object13995(finalized13995)
GC.enable(true)
# obj is unreachable and young, a single young gc should collect it
# and trigger all the finalizers.
GC.gc(false)
GC.enable(false)
@test finalized13995 == [true, true, true, true]
GC.enable(gc_enabled13995)
end
# Ensure an independent GC frame
@noinline outlined(f) = f()
@testset "finalizers must not change the sticky flag" begin
GC.enable(false)
try
outlined() do
local obj = Ref(0)
finalizer(obj) do _
@async nothing
end
Base.donotdelete(obj)
end
task = Threads.@spawn begin
GC.enable(true)
GC.gc()
end
wait(task)
@test !task.sticky
finally
GC.enable(true)
end
end
# issue #15283
j15283 = 0
let
global j15283
k15283 = (j15283 += 1)
end
@test j15283 == 1
@test !@isdefined k15283
# issue #15264
module Test15264
mod1(x::T) where {T} = x < 1 ? x : mod1(x-1)
end
@test Test15264.mod1 !== Base.mod1
module M15455
function rpm_provides(r::T) where T
push!([], partialsort(r,T))
end
partialsort(a,b) = 0
end
@test M15455.partialsort(1,2)==0
# check that medium-sized array is 64-byte aligned (#15139)
@test Int(pointer(Vector{Float64}(undef, 1024))) % 64 == 0
# PR #15413
# Make sure arrayset can handle `Array{T}` (where `T` is a type and not a
# `TypeVar`) without crashing
let
@noinline function arrayset_unknown_dim(::Type{T}, n) where T
a = Vector{T}(undef, 1)
fill!(a, 0)
a = reshape(a, fill(1, n)...)::Array{T}
@test a[1] === 0
Core.memoryrefset!(a.ref, 2, :not_atomic, true)
@test a[1] === 2
end
arrayset_unknown_dim(Any, 1)
arrayset_unknown_dim(Any, 2)
arrayset_unknown_dim(Any, 3)
arrayset_unknown_dim(Int, 1)
arrayset_unknown_dim(Int, 2)
arrayset_unknown_dim(Int, 3)
end
# Copy of `#undef`
copyto!(Vector{Any}(undef, 10), Vector{Any}(undef, 10))
function test_copy_alias(::Type{T}) where T
ary = T[1:100;]
unsafe_copyto!(ary, 1, ary, 11, 90)
@test ary == [11:100; 91:100]
ary = T[1:100;]
unsafe_copyto!(ary, 11, ary, 1, 90)
@test ary == [1:10; 1:90]
end
test_copy_alias(Int)
test_copy_alias(Any)
test_copy_alias(Union{Int,Nothing})
# issue #15370
@test isdefined(Core, :Box)
@test !isdefined(Base, :Box)
@test !isdefined(Main, :Box)
# issue #1784
let a = [false]
function foo1784()
(a,b) = try
return true
(0,1)
finally
a[1] = true
end
end
@test foo1784()
@test a[1] == true
end
# issue #14113
module A14113
using Test, Random
# show that making several thousand methods (and lots of AST constants)
# doesn't cause any serious issues (for example, for the serializer)
# although to keep runtime on the order of several seconds for this test,
# only several hundred of them are compiled / called
for i = 1:2^14 + 256
r = rand(2^4)
code = Expr(:tuple, r...)
f = @eval () -> $code
i > (2^14 - 256) && @test [f()...] == r
end
end
# issue #15425
@noinline function f15425(x)
end
@test f15425(1) === nothing
# issue #15809
# but note, direct global method defs inside functions have since been disallowed
function f15809()
@eval g15809(x::T) where {T} = T
end
f15809()
@test g15809(2) === Int
module Macro_Yielding_Global_Assignment
macro m()
quote
global x
x = 2
end
end
@m
end
@test Macro_Yielding_Global_Assignment.x == 2
# issue #15718
@test :(f($NaN)) == :(f($NaN))
@test isequal(:(f($NaN)), :(f($NaN)))
# PR #16011 Make sure dead code elimination doesn't delete push and pop
# of metadata
module TestDeadElim16011
using Test
function count_expr_push(ex::Expr, head::Symbol, counter)
if ex.head === head
if ex.args[1] === :pop
counter[] -= 1
else
counter[] += 1
end
return
end
for arg in ex.args
isa(arg, Expr) && count_expr_push(arg, head, counter)
end
return false
end
function metadata_matches(ast::Core.CodeInfo)
inbounds_cnt = Ref(0)
for ex in ast.code::Array{Any,1}
if isa(ex, Expr)
ex = ex::Expr
count_expr_push(ex, :inbounds, inbounds_cnt)
end
end
@test inbounds_cnt[] == 0
end
function test_metadata_matches(@nospecialize(f), @nospecialize(tt))
metadata_matches(code_typed(f, tt)[1][1])
end
function f1()
@inbounds return 1
end
function f2()
@boundscheck begin
error()
end
end
# No, don't write code this way...
@noinline function g(a)
end
@eval function f3()
g($(Expr(:inbounds, true)))
@goto out
g($(Expr(:inbounds, :pop)))
@label out
end
test_metadata_matches(f1, Tuple{})
test_metadata_matches(f2, Tuple{})
test_metadata_matches(f3, Tuple{})
end
# SSA value where the assignment is after the user in syntactic order
let f = function(a, b)
@goto a
@label b
return j[1] + j[2] * 2
@label a
j = (a, b)
@goto b
end
@test f(1, 2) == 5
end
# issue #8712
mutable struct Issue8712; end
@test isa(invoke(Issue8712, Tuple{}), Issue8712)
# issue #16089
f16089(args...) = typeof(args)
g16089() = f16089(UInt8)
@test g16089() === Tuple{DataType}
# issue #16023
function f16023()
x
x = 1
end
@test_throws UndefVarError f16023()
# issue #16158
function f16158(x)
bar(x) = length(x)==1 ? x : string(x, bar(x[1:end-1]))
bar(x)
end
@test f16158("abc") == "abcaba"
# LLVM verifier error for noreturn function
# the `code_llvm(devnull, ...)` tests are only meaningful on debug build
# with verifier on (but should still pass on release build).
module TestSSA16244
using Test, InteractiveUtils
@noinline k(a) = a
# unreachable branch due to `ccall(:jl_throw)`
function f1(a)
if a
b = (k(a) + 1, 3)
else
throw(DivideError())
end
b[1]
end
code_llvm(devnull, f1, Tuple{Bool})
@test f1(true) == 2
@test_throws DivideError f1(false)
# unreachable branch due to function that does not return
@noinline g() = error()
function f2(a)
if a
b = (k(a) + 1, 3)
else
# Make sure type inference can infer the type of `g`
g()
end
b[1]
end
code_llvm(devnull, f2, Tuple{Bool})
@test f2(true) == 2
@test_throws ErrorException f2(false)
# SA but not SSA
function f3(a)
if a
b = (k(a) + 1, 3)
end
b[1]
end
code_llvm(devnull, f3, Tuple{Bool})
@test f3(true) == 2
ex = try
f3(false)
catch _ex
_ex
end
@test isa(ex, UndefVarError)
@test ex.var === :b
# unreachable branch due to ccall that does not return
function f4(a, p)
if a
b = (k(a) + 1, 3)
else
ccall(p, Union{}, ())
end
b[1]
end
code_llvm(devnull, f4, Tuple{Bool,Ptr{Cvoid}})
@test f4(true, C_NULL) == 2
@test_throws UndefRefError f4(false, C_NULL)
# SSA due to const prop of condition
function f5(a)
c = true
if c
b = (k(a) + 1, 3)
end
b[1]
end
code_llvm(devnull, f5, Tuple{Bool})
@test f5(true) == 2
@test f5(false) == 1
# SSA due to const prop of condition
function f6(a)
if 1 === 1
b = (k(a) + 1, 3)
end
b[1]
end
code_llvm(devnull, f6, Tuple{Bool})
@test f6(true) == 2
@test f6(false) == 1
# unreachable branch due to typeassert
function f7(a)
if a
b = (k(a) + 1, 3)
else
a = a::Int
end
b[1]
end
code_llvm(devnull, f7, Tuple{Bool})
@test f7(true) == 2
@test_throws TypeError f7(false)
# unreachable branch due to non-Bool used in Bool context
function f8(a, c)
if a
b = (k(a) + 1, 3)
else
c && a
end
b[1]
end
code_llvm(devnull, f8, Tuple{Bool,Int})
@test f8(true, 1) == 2
@test_throws TypeError f8(false, 1)
# unreachable branch due to undef local variable
function f9(a)
if a
b = (k(a) + 1, 3)
else
d
d = 1
end
b[1]
end
code_llvm(devnull, f9, Tuple{Bool})
@test f9(true) == 2
ex = try
f9(false)
catch _ex
_ex
end
@test isa(ex, UndefVarError)
@test ex.var === :d
end
# issue #16153
f16153(x) = 1
f16153(@nospecialize(x), y...) = 2
@test f16153("") == 1
ff16153(@nospecialize(x), y...) = 2
ff16153(x) = 1
@test ff16153("") == 1
g16153(@nospecialize(x), y...) = 1
g16153(@nospecialize(x), @nospecialize(y)) = 2
@test g16153(1, 1) == 2
gg16153(@nospecialize(x), @nospecialize(y)) = 2
gg16153(@nospecialize(x), y...) = 1
@test gg16153(1, 1) == 2
# don't remove global variable accesses even if we "know" their type
# see #16090
f16090() = typeof(undefined_x16090::Tuple{Type{Int}})
@test_throws UndefVarError f16090()
undefined_x16090 = (Int,)
@test_throws TypeError f16090()
# issue #12238
struct A12238{T} end
mutable struct B12238{T,S}
a::A12238{B12238{Int,S}}
end
@test B12238.body.body.types[1] === A12238{B12238{Int}.body}
@test isa(A12238{B12238{Int}}.instance, A12238{B12238{Int}})
let ft = Base.datatype_fieldtypes
@test !isdefined(ft(B12238.body.body)[1], :instance) # has free type vars
end
# `where` syntax in constructor definitions
(A12238{T} where T<:Real)(x) = 0
@test A12238{<:Real}(0) == 0
@test_throws MethodError A12238{<:Integer}(0)
# issue #16315
let a = Any[]
@noinline f() = a[end]
@test (push!(a,10); f()) - (push!(a,2); f()) == 8
@test a == [10, 2]
end
# issue 47209
struct f47209
x::Int
f47209()::Nothing = new(1)
end
@test_throws ErrorException("cannot convert a value to nothing for assignment") f47209()
# issue #12096
let a = Val{Val{TypeVar(:_, Int)}},
b = Val{Val{x} where x<:Int}
@test !Base.issingletontype(a)
@test Base.issingletontype(b)
@test Base.isconcretetype(b)
end
# A return type widened to Type{Union{T,Nothing}} should not confuse
# codegen
@noinline MaybeFunc(T) = Union{T, Nothing}
fMaybeFunc() = MaybeFunc(Int64)
@test fMaybeFunc() == Union{Int64, Nothing}
# issue #16431
function f16431(x)
z::Int = x * 2
g(y) = begin z = z + y; y + x end
z * g(x)
end
@test @inferred(f16431(1)) == 4
# issue #14878
mutable struct A14878
ext
end
A14878() = A14878(Dict())
mutable struct B14878
end
B14878(ng) = B14878()
function trigger14878()
w = A14878()
w.ext[:14878] = B14878(junk) # global junk not defined!
return w
end
@test_throws UndefVarError(:junk, @__MODULE__) trigger14878()
# issue #1090
function f1090(x)::Int
if x == 1
return 1
end
2.0
end
@test f1090(1) === 1
@test f1090(2) === 2
(g1090(x::T)::T) where {T} = x+1.0
@test g1090(1) === 2
@test g1090(Float32(3)) === Float32(4)
# error during conversion to return type
function f1090_err()::Int
try
return ""
catch
8
end
end
@test_throws MethodError f1090_err()
function f17613_2(x)::Float64
try
return x
catch
return x+1
end
end
@test isa(f17613_2(1), Float64)
# return type decl with `where`
function where1090(x::Array{T})::T where T<:Real
return x[1] + 2.0
end
@test where1090([4]) === 6
@test_throws MethodError where1090(String[])
mutable struct A1090 end
Base.convert(::Type{Int}, ::A1090) = "hey"
f1090()::Int = A1090()
@test_throws TypeError f1090()
# issue #19106
function f19106()::Nothing end
@test f19106() === nothing
# issue #16783
function f16783()
T = UInt32
x::T = 0
bar() = x+1
end
@test f16783()() == 1
# issue #16767
mutable struct A16767{T}
a::Base.RefValue{T}
end
mutable struct B16767{T}
b::A16767{B16767{T}}
end
mutable struct C16767{T}
b::A16767{C16767{:a}}
end
let ft = Base.datatype_fieldtypes
@test ft(ft(B16767.body.types[1])[1].parameters[1])[1] === A16767{B16767.body}
@test ft(C16767.body.types[1].types[1].parameters[1])[1] === A16767{C16767{:a}}
end
# issue #16340
function f16340(x::T) where T
function g(y::T) where T
return (T,T)
end
return g
end
let g = f16340(1)
@test isa(typeof(g).name.mt.defs.sig, UnionAll)
end
# issue #16793
try
abstract type T16793 end
catch
end
@test isa(T16793, Type)
@test isa(abstract type T16793_2 end, Nothing)
# issue #17147
f17147(::Tuple) = 1
f17147(::Vararg{Tuple,N}) where {N} = 2
@test f17147((), ()) == 2
# issue #17449, argument evaluation order
@noinline f17449(x, y) = nothing
@noinline function g17449(r)
r[] = :g
return 1
end
@noinline function k17449(r, v)
r[] = :k
return v ? 1 : 1.0
end
function h17449(v)
r = Ref(:h)
f17449(g17449(r), k17449(r, v))
return r[]
end
@test h17449(true) === :k
# make sure lowering agrees on sp order
function captsp(x::T, y::S) where {T, S}
subf(x2::Int) = T
subf(x2::UInt) = S
return subf(Int(1)), subf(UInt(1))
end
@test captsp(1, 2.0) == (Int, Float64)
# issue #15068
function sp_innersig(x::T) where {T}
subf(x2::T) = (x, x2, :a)
subf(x2) = (x, x2, :b)
return (subf(one(T)), subf(unsigned(one(T))))
end
@test sp_innersig(2) == ((2, 1, :a), (2, UInt(1), :b))
# TODO: also allow local variables?
#function local_innersig{T}(x::T)
# V = typeof(x)
# U = unsigned(T)
# subf(x2::T, x3::Complex{V}) = (x, x2, x3)
# subf(x2::U) = (x, x2)
# return (subf(one(T), x * im), subf(unsigned(one(T))))
#end
#@test local_innersig(Int32(2)) == ((Int32(2), Int32(1), Int32(2)im), (Int32(2), UInt32(1)))
#@test local_innersig(Int64(3)) == ((Int64(3), Int64(1), Int64(3)im), (Int64(3), UInt64(1)))
# Issue 4914
let
j(j) = j
@test j(1) == 1
k(x) = (k = x; k)
@test k(1) == 1
end
# issue #18085
f18085(a, x...) = (0, )
for (f, g) in ((:asin, :sin), (:acos, :cos))
gx = eval(g)
global f18085(::Type{Val{f}}, x...) = map(x -> 2gx(x), f18085(Val{g}, x...))
end
@test f18085(Val{:asin}, 3) === (0.0,)
# issue #18236 constant VecElement in ast triggers codegen assertion/undef
# VecElement of scalar
v18236 = VecElement(1.0)
ptr18236 = @cfunction(identity, VecElement{Float64}, (VecElement{Float64},))
@eval @noinline f18236(ptr) = ccall(ptr, VecElement{Float64},
(VecElement{Float64},), $v18236)
@test f18236(ptr18236) === v18236
@test !occursin("double undef", sprint(code_llvm, f18236, Tuple{Ptr{Cvoid}}))
# VecElement of struct, not necessarily useful but does have special
# ABI so should be handled correctly
# This struct should be small enough to be passed by value in C ABI
# in order to trigger the problematic code path.
# We should be at least testing this on some platforms.
# Not sure if there's a better way to trigger unboxing in codegen.
v18236_2 = VecElement((Int8(1), Int8(2)))
ptr18236_2 = @cfunction(identity, VecElement{NTuple{2,Int8}},
(VecElement{NTuple{2,Int8}},))
@eval @noinline f18236_2(ptr) = ccall(ptr, VecElement{NTuple{2,Int8}},
(VecElement{NTuple{2,Int8}},),
$v18236_2)
@test f18236_2(ptr18236_2) === v18236_2
# issue #18385
function f18385(g)
if g
a = (1, 2)
end
return a[1]
end
@test f18385(true) === 1
# variable name in the error is tested above in `TestSSA16244`
@test_throws UndefVarError f18385(false)
# Another similar issue, make sure newvar nodes are created for the fields
# variables too.
function f18386(a, b, second_pass)
s = 0
firstpass = true
for i in 1:2
if firstpass
x = (a, b)
firstpass = !second_pass
end
s += x[1]
end
s
end
@test f18386(1, 2, false) === 2
# variable name in the error is tested above in `TestSSA16244`
@test_throws UndefVarError f18386(1, 2, true)
Base.@propagate_inbounds function f18412(a)
@inbounds b = a[1]
return b
end
@test f18412([1]) == 1
# issue #18173
function f18173()
identity(()->successflag)
successflag = false
end
@test f18173() == false
fVararg(x) = Vararg{x}
gVararg(a::fVararg(Int)) = length(a)
@test gVararg(1,2,3,4,5) == 5
# issue #18577
@generated f18577() = quote ()->1 end
@test try
f18577()
false
catch e
(e::ErrorException).msg
end == "The function body AST defined by this @generated function is not pure. " *
"This likely means it contains a closure, a comprehension or a generator."
let x = 1
global g18444
@noinline g18444(a) = (x += 1; a[])
f18444_1(a) = invoke(sin, Tuple{Int}, g18444(a))
f18444_2(a) = invoke(sin, Tuple{Integer}, g18444(a))
@test_throws "TypeError: in invoke: argument type error, expected" f18444_1(Ref{Any}(1.0))
@test x == 2
@test_throws "TypeError: in invoke: argument type error, expected" f18444_2(Ref{Any}(1.0))
@test x == 3
@test f18444_1(Ref{Any}(1)) === sin(1)
@test x == 4
@test f18444_2(Ref{Any}(1)) === sin(1)
@test x == 5
end
f18095(::Int, ::Number) = 0x21
f18095(::Number, ::Int) = 0x12
@test_throws MethodError f18095(1, 2)
@test_throws MethodError invoke(f18095, Tuple{Int, Int}, 1, 2)
@test_throws MethodError invoke(f18095, Tuple{Int, Any}, 1, 2)
@test invoke(f18095, Tuple{Int, Real}, 1, 2) === 0x21
# `invoke` with non-constant function
struct CassetteLikeWrapper{F}
x
f::F
end
(foo::CassetteLikeWrapper)(args...) = foo.f(args...)
(foo::CassetteLikeWrapper)(x) = invoke(foo, Tuple{Vararg{Any}}, x)
@test CassetteLikeWrapper(1,-)(2) == -2
f26301(x) = 1
f26301(x::Int) = 2
function g26301()
f = Any[f26301][1]
invoke(f, Tuple{Any}, 0)
end
@test g26301() == 1
# issue #10981, long argument lists
let a = fill(["sdf"], 2*10^6), temp_vcat(x...) = vcat(x...)
# we introduce a new function `temp_vcat` to make sure there is no existing
# method cache match, leading to a path that allocates a large tuple type.
b = temp_vcat(a...)
@test isa(b, Vector{String})
@test length(b) == 2*10^6
@test b[1] == b[end] == "sdf"
end
# test for splatting of something fairly large and unusual (not builtin or pre-countable)
@noinline splat10981(a...) = a
for trail in ((), ntuple(_ -> (), 4 * 10^7)) # 150 / 300 MB of pointers
got = splat10981((1, 2, "3")..., (trail...)..., Core.svec("4",)..., (5 => 6)..., (trail...)..., ([i => j for i in 1:100, j=2.0:2:20]...)..., ntuple(identity, 1000)..., (trail...)...)
expected = (1,2,"3","4",5,6,1,2.0,2,2.0,3,2.0,4,2.0,5,2.0,6,2.0,7,2.0,8,2.0,9,2.0,10,2.0,11,2.0,12,2.0,13,2.0,14,2.0,15,2.0,16,2.0,17,2.0,18,2.0,19,2.0,20,2.0,21,2.0,22,2.0,23,2.0,24,2.0,25,2.0,26,2.0,27,2.0,28,2.0,29,2.0,30,2.0,31,2.0,32,2.0,33,2.0,34,2.0,35,2.0,36,2.0,37,2.0,38,2.0,39,2.0,40,2.0,41,2.0,42,2.0,43,2.0,44,2.0,45,2.0,46,2.0,47,2.0,48,2.0,49,2.0,50,2.0,51,2.0,52,2.0,53,2.0,54,2.0,55,2.0,56,2.0,57,2.0,58,2.0,59,2.0,60,2.0,61,2.0,62,2.0,63,2.0,64,2.0,65,2.0,66,2.0,67,2.0,68,2.0,69,2.0,70,2.0,71,2.0,72,2.0,73,2.0,74,2.0,75,2.0,76,2.0,77,2.0,78,2.0,79,2.0,80,2.0,81,2.0,82,2.0,83,2.0,84,2.0,85,2.0,86,2.0,87,2.0,88,2.0,89,2.0,90,2.0,91,2.0,92,2.0,93,2.0,94,2.0,95,2.0,96,2.0,97,2.0,98,2.0,99,2.0,100,2.0,1,4.0,2,4.0,3,4.0,4,4.0,5,4.0,6,4.0,7,4.0,8,4.0,9,4.0,10,4.0,11,4.0,12,4.0,13,4.0,14,4.0,15,4.0,16,4.0,17,4.0,18,4.0,19,4.0,20,4.0,21,4.0,22,4.0,23,4.0,24,4.0,25,4.0,26,4.0,27,4.0,28,4.0,29,4.0,30,4.0,31,4.0,32,4.0,33,4.0,34,4.0,35,4.0,36,4.0,37,4.0,38,4.0,39,4.0,40,4.0,41,4.0,42,4.0,43,4.0,44,4.0,45,4.0,46,4.0,47,4.0,48,4.0,49,4.0,50,4.0,51,4.0,52,4.0,53,4.0,54,4.0,55,4.0,56,4.0,57,4.0,58,4.0,59,4.0,60,4.0,61,4.0,62,4.0,63,4.0,64,4.0,65,4.0,66,4.0,67,4.0,68,4.0,69,4.0,70,4.0,71,4.0,72,4.0,73,4.0,74,4.0,75,4.0,76,4.0,77,4.0,78,4.0,79,4.0,80,4.0,81,4.0,82,4.0,83,4.0,84,4.0,85,4.0,86,4.0,87,4.0,88,4.0,89,4.0,90,4.0,91,4.0,92,4.0,93,4.0,94,4.0,95,4.0,96,4.0,97,4.0,98,4.0,99,4.0,100,4.0,1,6.0,2,6.0,3,6.0,4,6.0,5,6.0,6,6.0,7,6.0,8,6.0,9,6.0,10,6.0,11,6.0,12,6.0,13,6.0,14,6.0,15,6.0,16,6.0,17,6.0,18,6.0,19,6.0,20,6.0,21,6.0,22,6.0,23,6.0,24,6.0,25,6.0,26,6.0,27,6.0,28,6.0,29,6.0,30,6.0,31,6.0,32,6.0,33,6.0,34,6.0,35,6.0,36,6.0,37,6.0,38,6.0,39,6.0,40,6.0,41,6.0,42,6.0,43,6.0,44,6.0,45,6.0,46,6.0,47,6.0,48,6.0,49,6.0,50,6.0,51,6.0,52,6.0,53,6.0,54,6.0,55,6.0,56,6.0,57,6.0,58,6.0,59,6.0,60,6.0,61,6.0,62,6.0,63,6.0,64,6.0,65,6.0,66,6.0,67,6.0,68,6.0,69,6.0,70,6.0,71,6.0,72,6.0,73,6.0,74,6.0,75,6.0,76,6.0,77,6.0,78,6.0,79,6.0,80,6.0,81,6.0,82,6.0,83,6.0,84,6.0,85,6.0,86,6.0,87,6.0,88,6.0,89,6.0,90,6.0,91,6.0,92,6.0,93,6.0,94,6.0,95,6.0,96,6.0,97,6.0,98,6.0,99,6.0,100,6.0,1,8.0,2,8.0,3,8.0,4,8.0,5,8.0,6,8.0,7,8.0,8,8.0,9,8.0,10,8.0,11,8.0,12,8.0,13,8.0,14,8.0,15,8.0,16,8.0,17,8.0,18,8.0,19,8.0,20,8.0,21,8.0,22,8.0,23,8.0,24,8.0,25,8.0,26,8.0,27,8.0,28,8.0,29,8.0,30,8.0,31,8.0,32,8.0,33,8.0,34,8.0,35,8.0,36,8.0,37,8.0,38,8.0,39,8.0,40,8.0,41,8.0,42,8.0,43,8.0,44,8.0,45,8.0,46,8.0,47,8.0,48,8.0,49,8.0,50,8.0,51,8.0,52,8.0,53,8.0,54,8.0,55,8.0,56,8.0,57,8.0,58,8.0,59,8.0,60,8.0,61,8.0,62,8.0,63,8.0,64,8.0,65,8.0,66,8.0,67,8.0,68,8.0,69,8.0,70,8.0,71,8.0,72,8.0,73,8.0,74,8.0,75,8.0,76,8.0,77,8.0,78,8.0,79,8.0,80,8.0,81,8.0,82,8.0,83,8.0,84,8.0,85,8.0,86,8.0,87,8.0,88,8.0,89,8.0,90,8.0,91,8.0,92,8.0,93,8.0,94,8.0,95,8.0,96,8.0,97,8.0,98,8.0,99,8.0,100,8.0,1,10.0,2,10.0,3,10.0,4,10.0,5,10.0,6,10.0,7,10.0,8,10.0,9,10.0,10,10.0,11,10.0,12,10.0,13,10.0,14,10.0,15,10.0,16,10.0,17,10.0,18,10.0,19,10.0,20,10.0,21,10.0,22,10.0,23,10.0,24,10.0,25,10.0,26,10.0,27,10.0,28,10.0,29,10.0,30,10.0,31,10.0,32,10.0,33,10.0,34,10.0,35,10.0,36,10.0,37,10.0,38,10.0,39,10.0,40,10.0,41,10.0,42,10.0,43,10.0,44,10.0,45,10.0,46,10.0,47,10.0,48,10.0,49,10.0,50,10.0,51,10.0,52,10.0,53,10.0,54,10.0,55,10.0,56,10.0,57,10.0,58,10.0,59,10.0,60,10.0,61,10.0,62,10.0,63,10.0,64,10.0,65,10.0,66,10.0,67,10.0,68,10.0,69,10.0,70,10.0,71,10.0,72,10.0,73,10.0,74,10.0,75,10.0,76,10.0,77,10.0,78,10.0,79,10.0,80,10.0,81,10.0,82,10.0,83,10.0,84,10.0,85,10.0,86,10.0,87,10.0,88,10.0,89,10.0,90,10.0,91,10.0,92,10.0,93,10.0,94,10.0,95,10.0,96,10.0,97,10.0,98,10.0,99,10.0,100,10.0,1,12.0,2,12.0,3,12.0,4,12.0,5,12.0,6,12.0,7,12.0,8,12.0,9,12.0,10,12.0,11,12.0,12,12.0,13,12.0,14,12.0,15,12.0,16,12.0,17,12.0,18,12.0,19,12.0,20,12.0,21,12.0,22,12.0,23,12.0,24,12.0,25,12.0,26,12.0,27,12.0,28,12.0,29,12.0,30,12.0,31,12.0,32,12.0,33,12.0,34,12.0,35,12.0,36,12.0,37,12.0,38,12.0,39,12.0,40,12.0,41,12.0,42,12.0,43,12.0,44,12.0,45,12.0,46,12.0,47,12.0,48,12.0,49,12.0,50,12.0,51,12.0,52,12.0,53,12.0,54,12.0,55,12.0,56,12.0,57,12.0,58,12.0,59,12.0,60,12.0,61,12.0,62,12.0,63,12.0,64,12.0,65,12.0,66,12.0,67,12.0,68,12.0,69,12.0,70,12.0,71,12.0,72,12.0,73,12.0,74,12.0,75,12.0,76,12.0,77,12.0,78,12.0,79,12.0,80,12.0,81,12.0,82,12.0,83,12.0,84,12.0,85,12.0,86,12.0,87,12.0,88,12.0,89,12.0,90,12.0,91,12.0,92,12.0,93,12.0,94,12.0,95,12.0,96,12.0,97,12.0,98,12.0,99,12.0,100,12.0,1,14.0,2,14.0,3,14.0,4,14.0,5,14.0,6,14.0,7,14.0,8,14.0,9,14.0,10,14.0,11,14.0,12,14.0,13,14.0,14,14.0,15,14.0,16,14.0,17,14.0,18,14.0,19,14.0,20,14.0,21,14.0,22,14.0,23,14.0,24,14.0,25,14.0,26,14.0,27,14.0,28,14.0,29,14.0,30,14.0,31,14.0,32,14.0,33,14.0,34,14.0,35,14.0,36,14.0,37,14.0,38,14.0,39,14.0,40,14.0,41,14.0,42,14.0,43,14.0,44,14.0,45,14.0,46,14.0,47,14.0,48,14.0,49,14.0,50,14.0,51,14.0,52,14.0,53,14.0,54,14.0,55,14.0,56,14.0,57,14.0,58,14.0,59,14.0,60,14.0,61,14.0,62,14.0,63,14.0,64,14.0,65,14.0,66,14.0,67,14.0,68,14.0,69,14.0,70,14.0,71,14.0,72,14.0,73,14.0,74,14.0,75,14.0,76,14.0,77,14.0,78,14.0,79,14.0,80,14.0,81,14.0,82,14.0,83,14.0,84,14.0,85,14.0,86,14.0,87,14.0,88,14.0,89,14.0,90,14.0,91,14.0,92,14.0,93,14.0,94,14.0,95,14.0,96,14.0,97,14.0,98,14.0,99,14.0,100,14.0,1,16.0,2,16.0,3,16.0,4,16.0,5,16.0,6,16.0,7,16.0,8,16.0,9,16.0,10,16.0,11,16.0,12,16.0,13,16.0,14,16.0,15,16.0,16,16.0,17,16.0,18,16.0,19,16.0,20,16.0,21,16.0,22,16.0,23,16.0,24,16.0,25,16.0,26,16.0,27,16.0,28,16.0,29,16.0,30,16.0,31,16.0,32,16.0,33,16.0,34,16.0,35,16.0,36,16.0,37,16.0,38,16.0,39,16.0,40,16.0,41,16.0,42,16.0,43,16.0,44,16.0,45,16.0,46,16.0,47,16.0,48,16.0,49,16.0,50,16.0,51,16.0,52,16.0,53,16.0,54,16.0,55,16.0,56,16.0,57,16.0,58,16.0,59,16.0,60,16.0,61,16.0,62,16.0,63,16.0,64,16.0,65,16.0,66,16.0,67,16.0,68,16.0,69,16.0,70,16.0,71,16.0,72,16.0,73,16.0,74,16.0,75,16.0,76,16.0,77,16.0,78,16.0,79,16.0,80,16.0,81,16.0,82,16.0,83,16.0,84,16.0,85,16.0,86,16.0,87,16.0,88,16.0,89,16.0,90,16.0,91,16.0,92,16.0,93,16.0,94,16.0,95,16.0,96,16.0,97,16.0,98,16.0,99,16.0,100,16.0,1,18.0,2,18.0,3,18.0,4,18.0,5,18.0,6,18.0,7,18.0,8,18.0,9,18.0,10,18.0,11,18.0,12,18.0,13,18.0,14,18.0,15,18.0,16,18.0,17,18.0,18,18.0,19,18.0,20,18.0,21,18.0,22,18.0,23,18.0,24,18.0,25,18.0,26,18.0,27,18.0,28,18.0,29,18.0,30,18.0,31,18.0,32,18.0,33,18.0,34,18.0,35,18.0,36,18.0,37,18.0,38,18.0,39,18.0,40,18.0,41,18.0,42,18.0,43,18.0,44,18.0,45,18.0,46,18.0,47,18.0,48,18.0,49,18.0,50,18.0,51,18.0,52,18.0,53,18.0,54,18.0,55,18.0,56,18.0,57,18.0,58,18.0,59,18.0,60,18.0,61,18.0,62,18.0,63,18.0,64,18.0,65,18.0,66,18.0,67,18.0,68,18.0,69,18.0,70,18.0,71,18.0,72,18.0,73,18.0,74,18.0,75,18.0,76,18.0,77,18.0,78,18.0,79,18.0,80,18.0,81,18.0,82,18.0,83,18.0,84,18.0,85,18.0,86,18.0,87,18.0,88,18.0,89,18.0,90,18.0,91,18.0,92,18.0,93,18.0,94,18.0,95,18.0,96,18.0,97,18.0,98,18.0,99,18.0,100,18.0,1,20.0,2,20.0,3,20.0,4,20.0,5,20.0,6,20.0,7,20.0,8,20.0,9,20.0,10,20.0,11,20.0,12,20.0,13,20.0,14,20.0,15,20.0,16,20.0,17,20.0,18,20.0,19,20.0,20,20.0,21,20.0,22,20.0,23,20.0,24,20.0,25,20.0,26,20.0,27,20.0,28,20.0,29,20.0,30,20.0,31,20.0,32,20.0,33,20.0,34,20.0,35,20.0,36,20.0,37,20.0,38,20.0,39,20.0,40,20.0,41,20.0,42,20.0,43,20.0,44,20.0,45,20.0,46,20.0,47,20.0,48,20.0,49,20.0,50,20.0,51,20.0,52,20.0,53,20.0,54,20.0,55,20.0,56,20.0,57,20.0,58,20.0,59,20.0,60,20.0,61,20.0,62,20.0,63,20.0,64,20.0,65,20.0,66,20.0,67,20.0,68,20.0,69,20.0,70,20.0,71,20.0,72,20.0,73,20.0,74,20.0,75,20.0,76,20.0,77,20.0,78,20.0,79,20.0,80,20.0,81,20.0,82,20.0,83,20.0,84,20.0,85,20.0,86,20.0,87,20.0,88,20.0,89,20.0,90,20.0,91,20.0,92,20.0,93,20.0,94,20.0,95,20.0,96,20.0,97,20.0,98,20.0,99,20.0,100,20.0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,242,243,244,245,246,247,248,249,250,251,252,253,254,255,256,257,258,259,260,261,262,263,264,265,266,267,268,269,270,271,272,273,274,275,276,277,278,279,280,281,282,283,284,285,286,287,288,289,290,291,292,293,294,295,296,297,298,299,300,301,302,303,304,305,306,307,308,309,310,311,312,313,314,315,316,317,318,319,320,321,322,323,324,325,326,327,328,329,330,331,332,333,334,335,336,337,338,339,340,341,342,343,344,345,346,347,348,349,350,351,352,353,354,355,356,357,358,359,360,361,362,363,364,365,366,367,368,369,370,371,372,373,374,375,376,377,378,379,380,381,382,383,384,385,386,387,388,389,390,391,392,393,394,395,396,397,398,399,400,401,402,403,404,405,406,407,408,409,410,411,412,413,414,415,416,417,418,419,420,421,422,423,424,425,426,427,428,429,430,431,432,433,434,435,436,437,438,439,440,441,442,443,444,445,446,447,448,449,450,451,452,453,454,455,456,457,458,459,460,461,462,463,464,465,466,467,468,469,470,471,472,473,474,475,476,477,478,479,480,481,482,483,484,485,486,487,488,489,490,491,492,493,494,495,496,497,498,499,500,501,502,503,504,505,506,507,508,509,510,511,512,513,514,515,516,517,518,519,520,521,522,523,524,525,526,527,528,529,530,531,532,533,534,535,536,537,538,539,540,541,542,543,544,545,546,547,548,549,550,551,552,553,554,555,556,557,558,559,560,561,562,563,564,565,566,567,568,569,570,571,572,573,574,575,576,577,578,579,580,581,582,583,584,585,586,587,588,589,590,591,592,593,594,595,596,597,598,599,600,601,602,603,604,605,606,607,608,609,610,611,612,613,614,615,616,617,618,619,620,621,622,623,624,625,626,627,628,629,630,631,632,633,634,635,636,637,638,639,640,641,642,643,644,645,646,647,648,649,650,651,652,653,654,655,656,657,658,659,660,661,662,663,664,665,666,667,668,669,670,671,672,673,674,675,676,677,678,679,680,681,682,683,684,685,686,687,688,689,690,691,692,693,694,695,696,697,698,699,700,701,702,703,704,705,706,707,708,709,710,711,712,713,714,715,716,717,718,719,720,721,722,723,724,725,726,727,728,729,730,731,732,733,734,735,736,737,738,739,740,741,742,743,744,745,746,747,748,749,750,751,752,753,754,755,756,757,758,759,760,761,762,763,764,765,766,767,768,769,770,771,772,773,774,775,776,777,778,779,780,781,782,783,784,785,786,787,788,789,790,791,792,793,794,795,796,797,798,799,800,801,802,803,804,805,806,807,808,809,810,811,812,813,814,815,816,817,818,819,820,821,822,823,824,825,826,827,828,829,830,831,832,833,834,835,836,837,838,839,840,841,842,843,844,845,846,847,848,849,850,851,852,853,854,855,856,857,858,859,860,861,862,863,864,865,866,867,868,869,870,871,872,873,874,875,876,877,878,879,880,881,882,883,884,885,886,887,888,889,890,891,892,893,894,895,896,897,898,899,900,901,902,903,904,905,906,907,908,909,910,911,912,913,914,915,916,917,918,919,920,921,922,923,924,925,926,927,928,929,930,931,932,933,934,935,936,937,938,939,940,941,942,943,944,945,946,947,948,949,950,951,952,953,954,955,956,957,958,959,960,961,962,963,964,965,966,967,968,969,970,971,972,973,974,975,976,977,978,979,980,981,982,983,984,985,986,987,988,989,990,991,992,993,994,995,996,997,998,999,1000)
@test got == expected
end
# issue #17255, take `deferred_alloc` into account
# when calculating total allocation size.
@noinline function f17255(n)
GC.enable(false)
b0 = Ref{Int64}(0)
b1 = Ref{Int64}(0)
Base.gc_bytes(b0)
local a
for i in 1:n
a, t, allocd = @timed [Ref(1) for i in 1:1000]
@test allocd > 0
Base.gc_bytes(b1)
if b1[] < b0[]
return false, a
end
end
return true, a
end
@test f17255(10000)[1]
GC.enable(true)
# issue #18710
@test_warn "declares type variable T but does not use it" @eval bad_tvars() where {T} = 1
@test isa(which(bad_tvars, ()), Method)
@test bad_tvars() === 1
@test_warn "declares type variable T but does not use it" @eval bad_tvars2() where {T} = T
@test_throws UndefVarError(:T, :static_parameter) bad_tvars2()
missing_tvar(::T...) where {T} = T
@test_throws UndefVarError(:T, :static_parameter) missing_tvar()
@test missing_tvar(1) === Int
@test missing_tvar(1, 2, 3) === Int
@test_throws MethodError missing_tvar(1, 2, "3")
# issue #19059 - test for lowering of `let` with assignment not adding Box in simple cases
contains_Box(e::GlobalRef) = (e.name === :Box)
contains_Box(@nospecialize(e)) = false
contains_Box(e::Expr) = any(contains_Box, e.args)
function let_noBox()
local x
for i = 1:2
if i == 1
x = 21
end
let x = x
return () -> x
end
end
end
function let_Box1()
local x
for i = 1:2
if i == 1
x = 22
end
let y = x
return () -> x
end
end
end
function let_Box2()
local x
for i = 1:2
if i == 1
x = 23
end
let x = x
# In the future, this may change to no-Box if lowering improves
return () -> x
x = 43
end
end
end
function let_Box3()
local x
for i = 1:2
if i == 1
x = 24
end
let y
# In the future, this may change to no-Box if lowering improves
y = x
return () -> x
end
end
end
function let_Box4()
local x, g
for i = 1:2
if i == 1
x = 25
end
let x = x
g = () -> x
x = 44
end
@test x == 25
return g
end
end
function let_Box5()
local x, g, h
for i = 1:2
if i == 1
x = 25
end
let x = x
g = () -> (x = 46)
h = () -> x
end
@test x == 25
@test h() == 25
@test g() == 46
@test h() == 46
@test x == 25
return g
end
end
@test any(contains_Box, code_lowered(let_Box1,())[1].code)
@test any(contains_Box, code_lowered(let_Box2,())[1].code)
@test any(contains_Box, code_lowered(let_Box3,())[1].code)
@test any(contains_Box, code_lowered(let_Box4,())[1].code)
@test any(contains_Box, code_lowered(let_Box5,())[1].code)
@test !any(contains_Box, code_lowered(let_noBox,())[1].code)
@test let_Box1()() == 22
@test let_Box2()() == 23
@test let_Box3()() == 24
@test let_Box4()() == 44
@test let_Box5()() == 46
@test let_noBox()() == 21
# issue #37690
function foo37690()
local f
local x
for k = 1:2
x = k
if k == 1
f = () -> x
end
end
f
end
@test foo37690()() == 2
function g37690()
local x
local f
for k = 1:2
end
x = 0
()->x
end
@test g37690().x === 0
# issue #48889
function f48889()
let j=0, f, i
while j < 3
i = j + 1
if j == 0
f = ()->i
end
j += 1
end
f
end
end
@test f48889()() == 3
function _assigns_and_captures_arg(a)
a = a
return ()->a
end
@test !any(contains_Box, code_lowered(_assigns_and_captures_arg,(Any,))[1].code)
module TestModuleAssignment
using Test
@eval $(GlobalRef(TestModuleAssignment, :x)) = 1
@test x == 1
@eval $(GlobalRef(TestModuleAssignment, :x)) = 2
@test x == 2
end
# issue #14893
module M14893
x = 14893
macro m14893()
:x
end
function f14893()
x = 1
@m14893
end
end
function f14893()
x = 2
M14893.@m14893
end
@test f14893() == 14893
@test M14893.f14893() == 14893
# issue #19599
f19599(x::((S)->Vector{S})(T)...) where {T} = 1
@test f19599([1],[1]) == 1
@test_throws MethodError f19599([1],[1.0])
# avoiding StackOverflowErrors (issues #12007, #10326, #15736)
module SOE
mutable struct Sgnd <: Signed
v::Int
end
using Test
using Dates
@test_throws ErrorException abs(Sgnd(1)) #12007
io = IOBuffer()
@test_throws ErrorException show(io, Sgnd(1)) #12007
struct MyTime <: Dates.TimeType
value::Int
end
@test_throws ErrorException isless(MyTime(1), now())
end # module SOE
# issue #15240
@test_nowarn begin
local p15240
p15240 = ccall(:jl_realloc, Ptr{Cvoid}, (Ptr{Cvoid}, Csize_t), C_NULL, 10)
ccall(:jl_free, Cvoid, (Ptr{Cvoid},), p15240)
end
# issue #19963
@test_nowarn ccall(:jl_free, Cvoid, (Ptr{Cvoid},), C_NULL)
# Wrong string size on 64bits for large string.
if Sys.WORD_SIZE == 64
@noinline function test_large_string20360(slot)
try
# Do no touch the string to avoid triggering OOM
slot[] = Base._string_n(2^32)
GC.gc(false)
catch ex
# This can happen if there's a virtual address size limit
@test isa(ex, OutOfMemoryError)
@test_broken false
end
return
end
@noinline function tester20360()
GC.gc()
# Makes sure the string is rooted during the `GC.gc(false)`
# but is not before the last gc in this function.
slot = Ref{Any}()
test_large_string20360(slot)
slot[] = nothing
GC.gc()
return
end
@test_nowarn tester20360()
end
# issue #39717
let a = Base.StringVector(2^17)
b = String(a)
c = String(a)
GC.gc()
@test sizeof(a) == 0
@test sizeof(b) == 2^17
@test sizeof(c) == 0
end
@test_throws ArgumentError eltype(Bottom)
# issue #16424, re-evaluating type definitions
struct A16424
x
y
end
struct A16424 # allowed
x
y
end
@test_throws ErrorException @eval struct A16424
x
z
end
@test_throws ErrorException @eval struct A16424
x
y::Real
end
struct B16424{T}
a
end
struct B16424{T}
a
end
@test_throws ErrorException @eval struct B16424{S}
a
end
struct C16424{T,S}
x::T
y::S
end
struct C16424{T,S}
x::T
y::S
end
@test_throws ErrorException @eval struct C16424{T,S}
x::S
y::T
end
struct D16424{T<:Real,S<:T}
x::Vector{S}
y::Vector{T}
end
struct D16424{T<:Real,S<:T}
x::Vector{S}
y::Vector{T}
end
@test_throws ErrorException struct D16424{T<:Real,S<:Real}
x::Vector{S}
y::Vector{T}
end
# issue #20999, allow more type redefinitions
struct T20999
x::Array{T} where T<:Real
end
struct T20999
x::Array{T} where T<:Real
end
@test_throws ErrorException struct T20999
x::Array{T} where T<:Integer
end
let a = Vector{Core.TypeofBottom}(undef, 2)
@test a[1] == Union{}
@test a == [Union{}, Union{}]
end
@test_throws TypeError(:T17951, "type definition", Type, Vararg) @eval begin
struct T17951
x::Vararg
end
end
# issue #21178
struct F21178{A,B} end
b21178(::F1,::F2) where {B1,B2,F1<:F21178{B1,<:Any},F2<:F21178{B2}} = F1,F2,B1,B2
@test b21178(F21178{1,2}(),F21178{1,2}()) == (F21178{1,2}, F21178{1,2}, 1, 1)
# issue #21172
a21172 = f21172(x) = 2x
@test f21172(8) == 16
@test a21172 === f21172
# issue #21271
f21271() = convert(Tuple{Type{Int}, Type{Float64}}, (Int, Float64))::Tuple{Type{Int}, Type{Float64}}
f21271(x) = x::Tuple{Type{Int}, Type{Float64}}
@test_throws TypeError f21271()
@test_throws TypeError f21271((Int, Float64))
# issue #21397
bar21397(x::T) where {T} = T
foo21397(x) = bar21397(x)
@test foo21397(Tuple) == DataType
# issue 21216
primitive type FP128test <: AbstractFloat 128 end
struct FP128align <: AbstractFloat
i::Int # cause forced misalignment
fp::FP128test
end
let ni128 = sizeof(FP128test) ÷ sizeof(Int),
ns128 = sizeof(FP128align) ÷ sizeof(Int),
nbit = sizeof(Int) * 8,
arr = Vector{FP128align}(undef, 2),
offset = Base.datatype_alignment(FP128test) ÷ sizeof(Int),
little,
expected,
arrint = reinterpret(Int, arr)
@test length(arrint) == 2 * ns128
arrint .= 1:(2 * ns128)
@test sizeof(FP128test) == 16
@test arr[1].i == 1
@test arr[2].i == 1 + ns128
expected = UInt128(0)
for little in ni128:-1:1
little += offset
expected = (expected << nbit) + little
end
@test arr[1].fp == reinterpret(FP128test, expected)
expected = UInt128(0)
for little in ni128:-1:1
little += offset + ns128
expected = (expected << nbit) + little
end
@test reinterpret(UInt128, arr[2].fp) == expected
end
# issue #21516
struct T21516
x::Vector{Float64}
y::Vector{Float64}
# check that this definition works
T21516(x::Vector{T}, y::Vector{T}) where {T<:Real} = new(float.(x), float.(y))
end
@test isa(T21516([1],[2]).x, Vector{Float64})
# let with type declaration
let letvar::Int = 2
letvar = 3.0
@test letvar === 3
end
# issue #21568
f21568() = 0
function foo21568()
y = 1
@eval f21568(x::AbstractArray{T,1}) where {T<:Real} = $y
end
foo21568()
@test f21568([0]) == 1
# issue #21719
mutable struct T21719{V}
f
tol::Float64
goal::V
end
g21719(f, goal; tol = 1e-6) = T21719(f, tol, goal)
@test isa(g21719(identity, 1.0; tol=0.1), T21719)
# Alignment of perm boxes
for i in 1:10
# Int64 box should be 16bytes aligned even on 32bits
ptr1 = ccall(:jl_box_int64, UInt, (Int64,), i)
ptr2 = ccall(:jl_box_int64, UInt, (Int64,), i)
@test ptr1 === ptr2
@test ptr1 % 16 == 0
end
# issue #21581
global function f21581()::Int
return 2.0
end
@test f21581() === 2
global g21581()::Int = 2.0
@test g21581() === 2
module M21581
macro bar()
:(foo21581(x)::Int = x)
end
M21581.@bar
end
@test M21581.foo21581(1) === 1
module N21581
macro foo(var)
quote
function f(x::T = 1) where T
($(esc(var)), x)
end
f()
end
end
end
let x = 8
@test @N21581.foo(x) === (8, 1)
end
# issue #22122
let
global @inline function f22122(x::T) where {T}
T
end
end
@test f22122(1) === Int
# issue #22256
mutable struct Bar22256{AParameter}
inner::Int
end
mutable struct Foo22256
bar::Bar22256
end
setbar22256_inner(a) = (a.bar.inner = 3; nothing)
let a_foo = Foo22256(Bar22256{true}(2))
@test a_foo.bar.inner == 2
setbar22256_inner(a_foo)
@test a_foo.bar.inner == 3
end
# macro hygiene scope (#22307, #23239)
macro a22307()
return esc(:a22307)
end
macro b22307()
return :(@a22307)
end
function c22307()
a22307 = 1
return @b22307
end
a22307 = 2
@test c22307() == 2
macro identity23239b(x)
return esc(x)
end
macro identity23239c(x)
return quote
$(esc(x))
end
end
macro assign23239d(x, v)
return esc(:($x = $v))
end
macro assign23239e(x, v)
return quote
$(esc(:($x = $v)))
end
end
macro aa23239()
return quote
a = 1
@identity23239b b = 2
@identity23239c c = 3
@assign23239d d 4
@assign23239e e 5
(a, b, c, d, e)
end
end
f23239() = @aa23239()
@test @inferred(f23239()) === (1, 2, 3, 4, 5)
# issue #22026
module M22026
macro foo(TYP)
quote
global foofunction
foofunction(x::Type{T}) where {T<:Number} = x
end
end
struct Foo end
@foo Foo
macro foo2()
quote
global foofunction2
(foofunction2(x::T)::Float32) where {T<:Number} = 2x
end
end
@foo2
end
@test M22026.foofunction(Int16) === Int16
@test M22026.foofunction2(3) === 6.0f0
# tests for isdefined behavior and code generation
global undefined_variable
@test @isdefined Test
@test !@isdefined undefined_variable
@test !@isdefined undefined_variable2
@test let local_undef, local_def = 1
!@isdefined local_undef
@isdefined local_def
end
f_isdefined_latedef() = @isdefined f_isdefined_def
@test !f_isdefined_latedef()
f_isdefined(x) = @isdefined x
f_isdefined_undef() = @isdefined x_isundef
f_isdefined_def() = @isdefined f_isdefined_def
@test f_isdefined(1)
@test f_isdefined("")
@test !f_isdefined_undef()
@test f_isdefined_def()
@test f_isdefined_latedef()
f_isdefined_defvarI() = (x = rand(Int); @isdefined x)
f_isdefined_defvarS() = (x = randstring(1); @isdefined x)
@test f_isdefined_defvarI()
@test f_isdefined_defvarS()
f_isdefined_undefvar() = (local x; @isdefined x)
@test !f_isdefined_undefvar()
f_isdefined_unionvar(y, t) = (t > 0 && (x = (t == 1 ? 1 : y)); @isdefined x)
@test f_isdefined_unionvar(nothing, 1)
@test f_isdefined_unionvar("", 1)
@test f_isdefined_unionvar(1.0, 1)
@test f_isdefined_unionvar(1, 1)
@test !f_isdefined_unionvar(nothing, 0)
@test !f_isdefined_unionvar("", 0)
@test !f_isdefined_unionvar(1.0, 0)
@test !f_isdefined_unionvar(1, 0)
f_isdefined_splat(x...) = @isdefined x
@test f_isdefined_splat(1, 2, 3)
let e = try; @macroexpand @isdefined :x; false; catch ex; ex; end,
__source__ = LineNumberNode(@__LINE__() - 1, Symbol(@__FILE__))
e::MethodError
@test e.f === getfield(@__MODULE__, Symbol("@isdefined"))
@test e.args === (__source__, @__MODULE__, :(:x))
end
f_isdefined_cl_1(y) = (local x; for i = 1:y; x = 2; end; () -> x; @isdefined x)
f_isdefined_cl_2(y) = (local x; for i = 1:y; x = 2; end; () -> @isdefined x)
f_isdefined_cl_3() = (x = 2; () -> x; @isdefined x)
f_isdefined_cl_4() = (local x; () -> x; @isdefined x)
f_isdefined_cl_5() = (x = 2; () -> @isdefined x)
f_isdefined_cl_6() = (local x; () -> @isdefined x)
@test f_isdefined_cl_1(1)
@test !f_isdefined_cl_1(0)
@test f_isdefined_cl_2(1)()
@test !f_isdefined_cl_2(0)()
@test f_isdefined_cl_3()
@test !f_isdefined_cl_4()
@test f_isdefined_cl_5()()
@test !f_isdefined_cl_6()()
f_isdefined_tv(::T) where {T} = @isdefined T
@test f_isdefined_tv(1)
f_isdefined_va(::T...) where {T} = @isdefined T
@test !f_isdefined_va()
@test f_isdefined_va(1, 2, 3)
function f_unused_undefined_sp(::T...) where T
T
return 0
end
@test_throws UndefVarError(:T, :static_parameter) f_unused_undefined_sp()
# note: the constant `5` here should be > DataType.ninitialized.
# This tests that there's no crash due to accessing Type.body.layout.
let f(n) = isdefined(typeof(n), 5)
@test f(0) === false
@test isdefined(Int, 5) === false
end
# @isdefined in a loop
let a = []
for i = 1:2
push!(a, @isdefined(j))
local j = 1
end
@test a == [false, false]
end
# while loop scope
let a = [], i = 0
while i < (local b = 2)
push!(a, @isdefined(j))
local j = 1
i += 1
end
@test a == [false, false]
@test b == 2
end
mutable struct MyStruct22929
x::MyStruct22929
MyStruct22929() = new()
end
isdefined_22929_1(x) = isdefined(x, 1)
isdefined_22929_x(x) = isdefined(x, :x)
m22929_1 = MyStruct22929()
m22929_2 = MyStruct22929()
m22929_2.x = m22929_1
@test !isdefined_22929_1(m22929_1)
@test !isdefined_22929_x(m22929_1)
@test isdefined_22929_1(m22929_2)
@test isdefined_22929_x(m22929_2)
# Union type sorting
for T in (
(Nothing, Int8),
(Nothing, Int64),
(Nothing, Tuple{Int64, String}),
(Nothing, Array),
(Float64, Int64),
(Float64, String),
(Float64, Array),
(String, Array),
(Int64, Tuple{Int64, Float64}),
(Tuple{Int64, Float64}, Array)
)
@test Base.uniontypes(Union{T...}) == collect(T)
@test Base.uniontypes(Union{reverse(T)...}) == collect(T)
end
@test Base.uniontypes(Union{Nothing, Union{Int64, Float64}}) == Any[Nothing, Float64, Int64]
module AlternativeIntModule
struct Int64
val::UInt64
end
end
@test Base.uniontypes(Union{Int64, AlternativeIntModule.Int64}) == Any[AlternativeIntModule.Int64, Int64]
@test Base.uniontypes(Union{AlternativeIntModule.Int64, Int64}) == Any[AlternativeIntModule.Int64, Int64]
# because DAlternativeIntModule is alphabetically after Core.Int64
module DAlternativeIntModule
struct Int64
val::UInt64
end
end
@test Base.uniontypes(Union{Int64, DAlternativeIntModule.Int64}) == Any[Int64, DAlternativeIntModule.Int64]
@test Base.uniontypes(Union{DAlternativeIntModule.Int64, Int64}) == Any[Int64, DAlternativeIntModule.Int64]
@test Base.uniontypes(Union{Vector{Int8}, Vector{Int16}}) == Base.uniontypes(Union{Vector{Int16}, Vector{Int8}})
mutable struct ANonIsBitsType
v::Int64
end
@test Base.uniontypes(Union{Int64, ANonIsBitsType}) == Base.uniontypes(Union{ANonIsBitsType, Int64})
# issue 18933
module GlobalDef18933
using Test
import Base.sqrt
# test that global declaration vs assignment operates correctly in local scope
f() = (global sin; nothing)
g() = (global cos; cos = 2; nothing)
h() = (global sqrt; nothing)
@test !@isdefined sin
@test !@isdefined cos
@test @isdefined sqrt
f()
g()
h()
@test !@isdefined sin
@test @isdefined cos
@test sqrt === Base.sqrt
@test cos === 2
# test that function definitions declared global
# introduce a new, local global
let
global tan
@test !@isdefined tan
tan() = nothing
@test @isdefined tan
@test tan() === nothing
end
# test that global declaration side-effects don't ignore conditionals
if false
global sincos
nothing
end
@test which(@__MODULE__, :sincos) === Base.Math
@test @isdefined sincos
@test sincos === Base.sincos
end
# issue #23218
let idx = (7,5,9)
(v,) = (idx...,)
@test v == 7
end
module UnionOptimizations
using Test
using Dates
using Random
const boxedunions = [Union{}, Union{String, Nothing}]
const unboxedunions = [Union{Int8, Nothing},
Union{Int8, Float16, Nothing},
Union{Int8, UInt8, Int16, UInt16, Int32, UInt32, Int64, UInt64, Int128, UInt128},
Union{Char, Date, Int}]
@test !Base.isbitsunion(boxedunions[1])
@test !Base.isbitsunion(boxedunions[2])
@test Base.isbitsunion(unboxedunions[1])
@test Base.isbitsunion(unboxedunions[2])
@test Base.isbitsunion(unboxedunions[3])
@test Base.aligned_sizeof(unboxedunions[1]) == 1
@test Base.aligned_sizeof(unboxedunions[2]) == 2
@test Base.aligned_sizeof(unboxedunions[3]) == 16
@test Base.aligned_sizeof(unboxedunions[4]) == 8
@test sizeof(unboxedunions[1]) == 1
@test sizeof(unboxedunions[2]) == 2
@test sizeof(unboxedunions[3]) == 16
@test sizeof(unboxedunions[4]) == 8
initvalue(::Type{Nothing}) = nothing
initvalue(::Type{Char}) = '\0'
initvalue(::Type{Date}) = Date(0, 12, 31)
initvalue(::Type{T}) where {T <: Number} = T(0)
initvalue2(::Type{Nothing}) = nothing
initvalue2(::Type{Char}) = Char(0x01)
initvalue2(::Type{Date}) = Date(1)
initvalue2(::Type{T}) where {T <: Number} = T(1)
U = unboxedunions[1]
@noinline compare(a, b) = (a === b) # make sure we are testing code-generation of `is`
egal(x, y) = (ccall(:jl_egal, Cint, (Any, Any), x, y) != 0) # make sure we are NOT testing code-generate of `is`
mutable struct UnionField
u::U
end
let x = UnionField(initvalue(Base.uniontypes(U)[1]))
@test x.u === initvalue(Base.uniontypes(U)[1])
x.u = initvalue2(Base.uniontypes(U)[1])
@test x.u === initvalue2(Base.uniontypes(U)[1])
x.u = initvalue(Base.uniontypes(U)[2])
@test x.u === initvalue(Base.uniontypes(U)[2])
end
mutable struct UnionField2
x::Union{Nothing, Int}
@noinline UnionField2() = new()
end
@test UnionField2().x === nothing
struct UnionField3
x::Union{Nothing, Int}
@noinline UnionField3() = new()
end
@test UnionField3().x === nothing
mutable struct UnionField4
x::Union{Nothing, Float64}
y::Union{Nothing, Int8}
z::NTuple{8, UInt8}
@noinline UnionField4() = new()
@noinline UnionField4(x, y) = new(x, y, (0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88))
end
@test UnionField4().x === nothing
@test UnionField4().y === nothing
let x4 = UnionField4(nothing, Int8(3))
x4copy = deepcopy(x4)
@test x4.x === nothing
@test x4.y === Int8(3)
@test x4.z[1] === 0x11
@test compare(x4, x4)
@test x4 == x4
@test egal(x4, x4)
@test !(x4 === x4copy)
@test !(x4 == x4copy)
@test !egal(x4, x4copy)
end
struct UnionField5
x::Union{Nothing, Float64}
y::Union{Nothing, Int8}
z::NTuple{8, UInt8}
@noinline UnionField5() = new()
@noinline UnionField5(x, y) = new(x, y, (0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88))
end
@test UnionField5().x === nothing
@test UnionField5().y === nothing
let x5 = UnionField5(nothing, Int8(3))
x5copy = deepcopy(x5)
@test x5.x === nothing
@test x5.y === Int8(3)
@test x5.z[1] === 0x11
@test compare(x5, x5)
@test x5 == x5
@test compare(x5, x5copy)
@test x5 == x5copy
@test egal(x5, x5copy)
@test objectid(x5) === objectid(x5copy)
@test hash(x5) === hash(x5copy)
end
struct UnionField6
alignment::Int32
padding::NTuple{3, UInt8}
#= implicit-padding::UInt8 =#
maybe_val::Union{UInt16, Nothing} # offset = 8, align = 8, size = 2
end
@test UnionField6(1,(1,1,1),2018).maybe_val == 2018
# PR #23367
struct A23367
x::Union{Int8, Int16, NTuple{7, Int8}, Nothing}
end
struct B23367
x::Int8
y::A23367
z::Int8
end
@noinline get_x(a::A23367) = a.x
function constant23367 end
let
b = B23367(91, A23367(ntuple(i -> Int8(i), Val(7))), 23)
@eval @noinline constant23367(a, b) = (a ? b : $b)
b2 = Ref(b)[] # copy b via field assignment
b3 = B23367[b][1] # copy b via array assignment
addr(@nospecialize x) = ccall(:jl_value_ptr, Ptr{Cvoid}, (Any,), x)
@test addr(b) == addr(b)
# @test addr(b) == addr(b2)
# @test addr(b) == addr(b3)
# @test addr(b2) == addr(b3)
@test b === b2 === b3 === b
@test egal(b, b2) && egal(b2, b3) && egal(b3, b)
@test compare(b, b2) && compare(b, b3) && compare(b2, b3)
@test objectid(b) === objectid(b2) == objectid(b3)
@test b.x === Int8(91)
@test b.z === Int8(23)
@test b.y === A23367((Int8(1), Int8(2), Int8(3), Int8(4), Int8(5), Int8(6), Int8(7)))
@test sizeof(b) == 12
@test A23367(Int8(1)).x === Int8(1)
@test A23367(Int8(0)).x === Int8(0)
@test A23367(Int16(1)).x === Int16(1)
@test A23367(nothing).x === nothing
@test sizeof(b.y) == 8
@test get_x(A23367(Int8(1))) === Int8(1)
# test code-generation of constants
other = B23367(91, A23367(nothing), 23)
@test constant23367(true, other) === other
@test constant23367(false, other) === b
end
for U in boxedunions
local U
for N in (1, 2, 3, 4)
A = Array{U}(undef, ntuple(Returns(0), N)...)
@test isempty(A)
@test sizeof(A) == 0
A = Array{U}(undef, ntuple(Returns(10), N)...)
@test length(A) == 10^N
@test sizeof(A) == sizeof(Int) * (10^N)
@test !isassigned(A, 1)
end
end
struct UnionFieldInlineStruct
x::Int64
y::Union{Float64, Missing}
end
@test sizeof(Vector{UnionFieldInlineStruct}(undef, 2)) == sizeof(UnionFieldInlineStruct) * 2
let x = UnionFieldInlineStruct(1, 3.14)
AInlineUnion = [x for i = 1:10]
@test sizeof(AInlineUnion) == sizeof(UnionFieldInlineStruct) * 10
BInlineUnion = Vector{UnionFieldInlineStruct}(undef, 10)
copyto!(BInlineUnion, AInlineUnion)
@test AInlineUnion == BInlineUnion
@test BInlineUnion[end] == x
CInlineUnion = vcat(AInlineUnion, BInlineUnion)
@test sizeof(CInlineUnion) == sizeof(UnionFieldInlineStruct) * 20
@test CInlineUnion[end] == x
end
# issue 33709
struct A33709
a::Union{Nothing,A33709}
end
let a33709 = A33709(A33709(nothing))
@test isnothing(a33709.a.a)
end
# issue #35793
struct A35793
x::Union{Nothing, Missing}
end
let x = A35793(nothing), y = A35793(missing)
@test x isa A35793
@test x.x === nothing
@test y.x === missing
end
# issue 31583
a31583 = "a"
f31583() = a31583 === "a"
@test f31583()
a31583 = "b"
@test !f31583()
# unsafe_wrap
let
A4 = [1, 2, 3]
@test_throws ArgumentError unsafe_wrap(Array, convert(Ptr{Union{Int, Nothing}}, pointer(A4)), 3)
A5 = [1 2 3; 4 5 6]
@test_throws ArgumentError unsafe_wrap(Array, convert(Ptr{Union{Int, Nothing}}, pointer(A5)), 6)
end
# copyto!
A23567 = Vector{Union{Float64, Nothing}}(undef, 5)
B23567 = collect(Union{Float64, Nothing}, 1.0:3.0)
copyto!(A23567, 2, B23567)
@test A23567[1] === nothing
@test A23567[2] === 1.0
@test A23567[3] === 2.0
@test A23567[4] === 3.0
# vcat
t2 = deepcopy(A23567)
t3 = deepcopy(A23567)
t4 = vcat(A23567, t2, t3)
@test t4[1:5] == A23567
@test t4[6:10] == A23567
@test t4[11:15] == A23567
using Serialization
for U in unboxedunions
local U
for N in (1, 2, 3, 4)
A = Array{U}(undef, ntuple(Returns(0), N)...)
@test isempty(A)
@test sizeof(A) == 0
len = ntuple(Returns(10), N)
mxsz = maximum(sizeof, Base.uniontypes(U))
A = Array{U}(undef, len)
@test length(A) == prod(len)
@test sizeof(A) == prod(len) * mxsz
@test isassigned(A, 1)
@test isassigned(A, length(A))
# arrayref / arrayset
F = Base.uniontypes(U)[1]
@test A[1] === initvalue(F)
A[1] = initvalue2(F)
@test A[1] === initvalue2(F)
F2 = Base.uniontypes(U)[2]
A[2] = initvalue(F2)
@test A[2] === initvalue(F2)
for (i, U2) in enumerate(Base.uniontypes(U))
A[i] = initvalue2(U2)
@test A[i] === initvalue2(U2)
end
# serialize / deserialize
io = IOBuffer()
serialize(io, A)
seekstart(io)
A2 = deserialize(io)
@test A == A2
# reshape
A3 = reshape(A, (div(prod(len), 2), 2))
@test sizeof(A) == prod(len) * mxsz
@test isassigned(A, 1)
@test A[1] === initvalue2(F)
# copy
A4 = copy(A)
@test A == A4
if N == 1
## Dequeue functions
# pop!
F2 = Base.uniontypes(U)[2]
len = len[1]
A = U[initvalue2(F2) for i = 1:len]
for i = 1:len
@test A[end] === initvalue2(F2)
v = pop!(A)
@test v === initvalue2(F2)
end
@test isempty(A)
# popfirst!
A = U[initvalue2(F2) for i = 1:len]
for i = 1:len
@test A[1] === initvalue2(F2)
popfirst!(A)
end
@test isempty(A)
# empty!
A = U[initvalue2(F2) for i = 1:len]
empty!(A)
@test isempty(A)
# resize!
A = U[initvalue2(F2) for i = 1:len]
resize!(A, 1)
@test length(A) === 1
@test A[1] === initvalue2(F2)
resize!(A, len)
@test length(A) === len
@test A[1] === initvalue2(F2)
@test typeof(A[end]) === F2
# deleteat!
F = Base.uniontypes(U)[2]
A = U[rand(F(1):F(len)) for i = 1:len]
# The 2-arg `unique` method works around #22688
deleteat!(A, map(Int, sort!(unique(identity, A[1:4]))))
A = U[initvalue2(F2) for i = 1:len]
deleteat!(A, 1:2)
@test length(A) == len - 2
@test all(A .== initvalue2(F2))
deleteat!(A, 1:2)
@test length(A) == len - 4
@test all(A .== initvalue2(F2))
A = U[initvalue2(F2) for i = 1:len]
deleteat!(A, length(A)-1:length(A))
@test length(A) == len - 2
@test all(A .== initvalue2(F2))
deleteat!(A, length(A)-1:length(A))
@test length(A) == len - 4
@test all(A .== initvalue2(F2))
A = U[initvalue2(F2) for i = 1:len]
deleteat!(A, 2:3)
@test length(A) == len - 2
@test all(A .== initvalue2(F2))
A = U[initvalue2(F2) for i = 1:len]
deleteat!(A, length(A)-2:length(A)-1)
@test length(A) == len - 2
@test all(A .== initvalue2(F2))
# pushfirst!
A = U[initvalue2(F2) for i = 1:len]
for i = 1:5
pushfirst!(A, initvalue2(F))
pushfirst!(A, initvalue(F2))
@test A[1] === initvalue(F2)
@test A[2] === initvalue2(F)
end
# push! / append! / prepend!
A = U[initvalue2(F2) for i = 1:len]
push!(A, initvalue2(F))
@test A[end] === initvalue2(F)
push!(A, initvalue2(F2))
@test A[end] === initvalue2(F2)
append!(A, [initvalue(F), initvalue2(F)])
@test A[end] === initvalue2(F)
@test A[end-1] === initvalue(F)
prepend!(A, [initvalue(F), initvalue2(F)])
@test A[2] === initvalue2(F)
@test A[1] === initvalue(F)
# insert!
A = U[initvalue2(F2) for i = 1:len]
insert!(A, 2, initvalue2(F))
@test A[2] === initvalue2(F)
@test A[1] === initvalue2(F2)
@test A[3] === initvalue2(F2)
@test A[end] === initvalue2(F2)
A = U[initvalue2(F2) for i = 1:len]
insert!(A, 8, initvalue2(F))
@test A[8] === initvalue2(F)
@test A[7] === initvalue2(F2)
@test A[9] === initvalue2(F2)
@test A[end] === initvalue2(F2)
# splice!
A = U[initvalue2(F2) for i = 1:len]
V = splice!(A, 1:2)
@test length(A) == len - 2
@test length(V) == 2
@test V[1] == initvalue2(F2)
@test V[2] == initvalue2(F2)
@test A[1] == initvalue2(F2)
@test A[end] == initvalue2(F2)
A = U[initvalue2(F2) for i = 1:len]
V = splice!(A, 4:5)
@test length(A) == len - 2
@test length(V) == 2
@test V[1] == initvalue2(F2)
@test V[2] == initvalue2(F2)
@test A[1] == initvalue2(F2)
@test A[end] == initvalue2(F2)
end
end
end
@testset "array _growatend!" begin
# start w/ array, set & check elements, grow it, check that elements stayed correct, set & check elements
A = Vector{Union{Missing, UInt8}}(undef, 2)
setindex!(A, 0x01, 1)
setindex!(A, missing, 2)
@test getindex(A, 1) === 0x01
@test getindex(A, 2) === missing
resize!(A, 5)
@test getindex(A, 1) === 0x01
@test getindex(A, 2) === missing
# The rest of the values are unspecified
setindex!(A, 0x03, 3)
setindex!(A, missing, 4)
setindex!(A, 0x05, 5)
@test isequal(A, [0x01, missing, 0x03, missing, 0x05])
# grow_at_end 1
Base._growat!(A, 4, 1)
@test getindex(A, 1) === 0x01
@test getindex(A, 2) === missing
@test getindex(A, 3) === 0x03
#A[4] is unspecified
@test getindex(A, 5) === missing
@test getindex(A, 6) === 0x05
setindex!(A, missing, 1)
setindex!(A, 0x02, 2)
setindex!(A, missing, 3)
setindex!(A, 0x04, 4)
setindex!(A, missing, 5)
setindex!(A, 0x06, 6)
@test isequal(A, [missing, 0x2, missing, 0x4, missing, 0x6])
# grow_at_end 5
Base._growat!(A, 4, 1)
@test getindex(A, 1) === missing
@test getindex(A, 2) === 0x02
@test getindex(A, 3) === missing
#A[4] is unspecified
@test getindex(A, 5) === 0x04
@test getindex(A, 6) === missing
@test getindex(A, 7) === 0x06
# grow_at_end 6
resize!(A, 8)
@test getindex(A, 1) === missing
@test getindex(A, 2) === 0x02
@test getindex(A, 3) === missing
# A[4] still unspecified
@test getindex(A, 5) === 0x04
@test getindex(A, 6) === missing
@test getindex(A, 7) === 0x06
# A[8] is unspecified but test that it exists
@test getindex(A, 8) isa Any
# grow_at_end 4
resize!(A, 1048576)
resize!(A, 1048577)
@test getindex(A, 1) === missing
@test getindex(A, 2) === 0x02
@test getindex(A, 3) === missing
# A[4] is stil still unspecified
@test getindex(A, 5) === 0x04
@test getindex(A, 6) === missing
@test getindex(A, 7) === 0x06
@test getindex(A, 8) === missing
# 9:1048577 are unspecified
foreach(9:1048577) do i
setindex!(A, i % UInt8, i)
@test getindex(A, i) === i % UInt8
end
# grow_at_end 3
A = Vector{Union{Missing, UInt8}}(undef, 1048577)
foreach(1:1048577) do i
@test getindex(A, i) === missing
setindex!(A, i % UInt8, i)
@test getindex(A, i) === i % UInt8
end
Base._growat!(A, 1048576, 1)
@test length(A) == 1048578
foreach(1:1048575) do i
@test getindex(A, i) === i % UInt8
@test A[i] === i % UInt8
end
@test getindex(A, 1048576) === missing
@test getindex(A, 1048577) === 1048576 % UInt8
@test getindex(A, 1048578) === 1048577 % UInt8
end # @testset
@testset "array _growatbeg!" begin
# grow_at_beg 4
A = Vector{Union{Missing, UInt8}}(undef, 5)
setindex!(A, 0x01, 1)
setindex!(A, missing, 2)
setindex!(A, 0x03, 3)
setindex!(A, missing, 4)
setindex!(A, 0x05, 5)
Base._growat!(A, 1, 1)
@test getindex(A, 1) === missing
@test getindex(A, 2) === 0x01
@test getindex(A, 3) === missing
@test getindex(A, 4) === 0x03
@test getindex(A, 5) === missing
@test getindex(A, 6) === 0x05
# grow_at_beg 2
Base._growat!(A, 1, 1)
@test getindex(A, 1) === missing
@test getindex(A, 2) === missing
@test getindex(A, 3) === 0x01
@test getindex(A, 4) === missing
@test getindex(A, 5) === 0x03
@test getindex(A, 6) === missing
@test getindex(A, 7) === 0x05
# grow_at_beg 1
Base._growat!(A, 2, 1)
@test getindex(A, 1) === missing
@test getindex(A, 2) === missing
@test getindex(A, 3) === missing
@test getindex(A, 4) === 0x01
@test getindex(A, 5) === missing
@test getindex(A, 6) === 0x03
@test getindex(A, 7) === missing
@test getindex(A, 8) === 0x05
# grow_at_beg 9
Base._growat!(A, 1, 1)
@test getindex(A, 1) === missing
@test getindex(A, 2) === missing
@test getindex(A, 3) === missing
@test getindex(A, 4) === missing
@test getindex(A, 5) === 0x01
@test getindex(A, 6) === missing
@test getindex(A, 7) === 0x03
@test getindex(A, 8) === missing
@test getindex(A, 9) === 0x05
# grow_at_beg 8
A = Vector{Union{Missing, UInt8}}(undef, 5)
setindex!(A, 0x01, 1)
setindex!(A, missing, 2)
setindex!(A, 0x03, 3)
setindex!(A, missing, 4)
setindex!(A, 0x05, 5)
Base._growat!(A, 2, 1)
Base._growat!(A, 2, 1)
@test getindex(A, 1) === 0x01
@test getindex(A, 2) === missing
@test getindex(A, 3) === missing
@test getindex(A, 4) === missing
@test getindex(A, 5) === 0x03
@test getindex(A, 6) === missing
@test getindex(A, 7) === 0x05
# grow_at_beg 5
A = Vector{Union{Missing, UInt8}}(undef, 5)
setindex!(A, 0x01, 1)
setindex!(A, missing, 2)
setindex!(A, 0x03, 3)
setindex!(A, missing, 4)
setindex!(A, 0x05, 5)
Base._growat!(A, 4, 1)
Base._growat!(A, 4, 1)
@test getindex(A, 1) === 0x01
@test getindex(A, 2) === missing
@test getindex(A, 3) === 0x03
@test getindex(A, 4) === missing
@test getindex(A, 5) === missing
@test getindex(A, 6) === missing
@test getindex(A, 7) === 0x05
# grow_at_beg 6
Base._growat!(A, 2, 3)
@test getindex(A, 1) === 0x01
@test getindex(A, 2) === missing
@test getindex(A, 3) === missing
@test getindex(A, 4) === missing
@test getindex(A, 5) === missing
@test getindex(A, 6) === 0x03
@test getindex(A, 7) === missing
@test getindex(A, 8) === missing
@test getindex(A, 9) === missing
@test getindex(A, 10) === 0x05
# grow_at_beg 3
A = Vector{Union{Missing, UInt8}}(undef, 1048577)
setindex!(A, 0x01, 1)
setindex!(A, missing, 2)
setindex!(A, 0x03, 3)
setindex!(A, missing, 4)
setindex!(A, 0x05, 5)
Base._growat!(A, 2, 1)
@test getindex(A, 1) === 0x01
@test getindex(A, 2) === missing
@test getindex(A, 3) === missing
@test getindex(A, 4) === 0x03
@test getindex(A, 5) === missing
@test getindex(A, 6) === 0x05
foreach(7:length(A)) do i
@test getindex(A, i) === missing
setindex!(A, i % UInt8, i)
@test getindex(A, i) === i % UInt8
end
end # @testset
@testset "array _deleteatbeg!" begin
A = Vector{Union{Missing, UInt8}}(undef, 5)
setindex!(A, 0x01, 1)
setindex!(A, missing, 2)
setindex!(A, 0x03, 3)
setindex!(A, missing, 4)
setindex!(A, 0x05, 5)
Base._deleteat!(A, 2, 1)
@test getindex(A, 1) === 0x01
@test getindex(A, 2) === 0x03
@test getindex(A, 3) === missing
@test getindex(A, 4) === 0x05
Base._deleteat!(A, 1, 1)
@test getindex(A, 1) === 0x03
@test getindex(A, 2) === missing
@test getindex(A, 3) === 0x05
A = Vector{Union{Missing, UInt8}}(undef, 5)
setindex!(A, 0x01, 1)
setindex!(A, missing, 2)
setindex!(A, 0x03, 3)
setindex!(A, missing, 4)
setindex!(A, 0x05, 5)
Base._growat!(A, 1, 1)
@test getindex(A, 1) === missing
@test getindex(A, 2) === 0x01
@test getindex(A, 3) === missing
@test getindex(A, 4) === 0x03
@test getindex(A, 5) === missing
@test getindex(A, 6) === 0x05
Base._deleteat!(A, 2, 1)
@test getindex(A, 1) === missing
@test getindex(A, 2) === missing
@test getindex(A, 3) === 0x03
@test getindex(A, 4) === missing
@test getindex(A, 5) === 0x05
Base._deleteat!(A, 1, 2)
@test getindex(A, 1) === 0x03
@test getindex(A, 2) === missing
@test getindex(A, 3) === 0x05
Base._deleteat!(A, 1, 1)
@test getindex(A, 1) === missing
@test getindex(A, 2) === 0x05
end # @testset
@testset "array _deleteatend!" begin
A = Vector{Union{Missing, UInt8}}(undef, 5)
setindex!(A, 0x01, 1)
setindex!(A, missing, 2)
setindex!(A, 0x03, 3)
setindex!(A, missing, 4)
setindex!(A, 0x05, 5)
Base._deleteat!(A, 5, 1)
@test getindex(A, 1) === 0x01
@test getindex(A, 2) === missing
@test getindex(A, 3) === 0x03
@test getindex(A, 4) === missing
Base._deleteat!(A, 3, 1)
@test getindex(A, 1) === 0x01
@test getindex(A, 2) === missing
@test getindex(A, 3) === missing
end # @testset
# issue #27767
let A=Vector{Union{Int, Missing}}(undef, 1)
resize!(A, 2)
@test length(A) == 2
@test A[2] === missing
end
# issue #27809
let A=Vector{Union{Int, Missing}}(undef, 0)
while length(A) < 2^17
push!(A, 0.0)
end
push!(A, 0.0)
@test !any(ismissing, A)
end
# jl_array_shrink
let A=Vector{Union{UInt8, Missing}}(undef, 1048577)
setindex!(A, 0x01, 1)
setindex!(A, missing, 2)
setindex!(A, 0x03, 3)
setindex!(A, missing, 4)
setindex!(A, 0x05, 5)
deleteat!(A, 6:1048577)
@test getindex(A, 1) === 0x01
@test getindex(A, 2) === missing
@test getindex(A, 3) === 0x03
@test getindex(A, 4) === missing
@test getindex(A, 5) === 0x05
sizehint!(A, 5)
@test getindex(A, 1) === 0x01
@test getindex(A, 2) === missing
@test getindex(A, 3) === 0x03
@test getindex(A, 4) === missing
@test getindex(A, 5) === 0x05
end
# copyto!/vcat w/ internal padding
let A=[0, missing], B=[missing, 0], C=Vector{Union{Int, Missing}}(undef, 6)
push!(A, missing)
push!(B, missing)
@test isequal(vcat(A, B), [0, missing, missing, missing, 0, missing])
copyto!(C, 1, A)
copyto!(C, 4, B)
@test isequal(C, [0, missing, missing, missing, 0, missing])
end
# non-power-of-2 element sizes, issue #26026
primitive type TypeWith24Bits 24 end
TypeWith24Bits(x::UInt32) = Core.Intrinsics.trunc_int(TypeWith24Bits, x)
let x = TypeWith24Bits(0x112233), y = TypeWith24Bits(0x445566), z = TypeWith24Bits(0x778899)
a = [x, x]
Core.memoryrefset!(Core.memoryref(a.ref, 2, true), y, :not_atomic, true)
@test a == [x, y]
a[2] = z
@test a == [x, z]
@test pointer(a, 2) - pointer(a, 1) == 4
b = [(x, x), (x, x)]
Core.memoryrefset!(Core.memoryref(b.ref, 2, true), (x, y), :not_atomic, true)
@test b == [(x, x), (x, y)]
b[2] = (y, z)
@test b == [(x, x), (y, z)]
V = Vector{TypeWith24Bits}(undef, 1000)
p = Ptr{UInt8}(pointer(V))
for i = 1:sizeof(V)
unsafe_store!(p, i % UInt8, i)
end
@test V[1:4] == [TypeWith24Bits(0x030201), TypeWith24Bits(0x070605), TypeWith24Bits(0x0b0a09), TypeWith24Bits(0x0f0e0d)]
end
# issue #29718
function f29718()
nt = NamedTuple{(:a, :b, :c, :d, :e, :f,),
Tuple{Union{Missing, Float64},
Tuple{UInt8},
Union{Missing, Int8},
Int8,
Tuple{UInt8,UInt8},
Union{Missing, Int16}}
}((missing,
(1,),
1,
41,
(1,2),
1915,
))
return Ref{Any}(nt)[].f
end
@test f29718() == 1915
end # module UnionOptimizations
# issue #6614, argument destructuring
f6614((x, y)) = [x, y]
@test f6614((4, 3)) == [4, 3]
g6614((x, y), (z,), (a, b)) = (x,y,z,a,b)
@test g6614((1, 2), (3,), (4, 5)) === (1,2,3,4,5)
@test_throws MethodError g6614(1, 2)
@test_throws MethodError g6614((1, 2), (3,))
@test_throws BoundsError g6614((1, 2), (3,), (1,))
h6614((x, y) = (5, 6)) = (y, x)
@test h6614() == (6, 5)
@test h6614((4, 5)) == (5, 4)
ff6614((x, y)::Tuple{Int, String}) = (x, y)
@test ff6614((1, "")) == (1, "")
@test_throws MethodError ff6614((1, 1))
gg6614((x, y)::Tuple{Int, String} = (2, " ")) = (x, y)
@test gg6614() == (2, " ")
function hh6614()
x, y = 1, 2
function g((x,y))
# make sure x and y are local
end
g((4,5))
x, y
end
@test hh6614() == (1, 2)
# issue #26518
function f26518((a,b)) end
@test f26518((1,2)) === nothing
# issue #36572 - destructuring called object
struct Foo36572
a
b
end
function Base.iterate(f::Foo36572, i=1)
i == 1 ? (f.a, 2) :
i == 2 ? (f.b, 3) : nothing
end
((a,b)::Foo36572)(x) = a*x + b
@test Foo36572(10,2)(3) == 32
# issue 22098
macro m22098 end
handle_on_m22098 = getfield(@__MODULE__, Symbol("@m22098"))
@test isempty(methods(handle_on_m22098))
# issue 24363
mutable struct A24363
x::Union{Int,Nothing}
end
int24363 = A24363(65535)
void24363 = A24363(nothing)
f24363(a) = a.x
@test f24363(int24363) === 65535
@test f24363(void24363) === nothing
# issue 17149
mutable struct Foo17149
end
@test Foo17149() !== Foo17149()
let a = Foo17149()
@test a === a
end
# issue #21004
const PTuple_21004{N,T} = NTuple{N,VecElement{T}}
@test_throws ArgumentError("too few elements for tuple type $PTuple_21004") PTuple_21004(1)
@test_throws UndefVarError(:T, :static_parameter) PTuple_21004_2{N,T} = NTuple{N, VecElement{T}}(1)
#issue #22792
foo_22792(::Type{<:Union{Int8,Int,UInt}}) = 1;
@test foo_22792(Union{Int,UInt}) == 1
foo_22792(::Union) = 2;
@test foo_22792(Union{Int,UInt}) == 1
@test foo_22792(Union{Int8,UInt}) == 1
@test foo_22792(Union{Int,UInt}) == 1
# issue #25907
g25907a(x) = x[1]::Integer
@test g25907a(Union{Int, UInt, Nothing}[1]) === 1
g25907b(x) = x[1]::Complex
@test g25907b(Union{Complex{Int}, Complex{UInt}, Nothing}[1im]) === 1im
#issue #26363
@test eltype(Ref(Float64(1))) === Float64
@test ndims(Ref(1)) === 0
@test collect(Ref(1)) == [v for v in Ref(1)] == fill(1)
@test axes(Ref(1)) === size(Ref(1)) === ()
# issue #23206
g1_23206(::Tuple{Type{Int}, T}) where T = 0
g2_23206(::Tuple{Type{Int}}) = 1
@test_throws MethodError g1_23206(tuple(Int, 2))
@test_throws MethodError g2_23206(tuple(Int, 2))
# issue #26739
let x26739 = Int[1]
@test eval(:(identity.($x26739))) == x26739
end
# issue #27018
@test Base.isvatuple(Tuple{Float64,Vararg{Int}})
@test Base.isvatuple(Tuple{T,Vararg{Int}} where T)
@test Base.isvatuple(Tuple{Int,Int,Vararg{Int,N}} where N)
@test Base.isvatuple(Tuple{T,S,Vararg{T}} where T<:S where S)
@test Base.isvatuple(Tuple{T,S,Vararg{T,3}} where T<:S where S)
@test !Base.isvatuple(Tuple{Float64,Vararg{Int,1}})
@test !Base.isvatuple(Tuple{T,Vararg{Int,2}} where T)
@test !Base.isvatuple(Tuple{Int,Int,Vararg{Int,2}})
# Issue 27103
function f27103()
a = @isdefined x
x = 3
b = @isdefined x
(a, b)
end
@test f27103() == (false, true)
g27103() = @isdefined z27103
@test g27103() == false
z27103 = 1
@test g27103() == true
# Issue 27181
struct A27181
typ::Type
end
struct C27181
val
end
function f27181()
invoke(A27181(C27181).typ, Tuple{Any}, nothing)
end
@test f27181() == C27181(nothing)
# Issue #27204
struct Foo27204{T}
end
(::Foo27204{Int})() = 1
(::Foo27204{Float64})() = 2
@noinline f27204(x) = x ? Foo27204{Int}() : Foo27204{Float64}()
foo27204(x) = f27204(x)()
@test foo27204(true) == 1
@test foo27204(false) == 2
# Issue 27209
@noinline function f27209(x::Union{Float64, Nothing})
if x === nothing
y = x; return @isdefined(y)
else
return @isdefined(y)
end
end
g27209(x) = f27209(x ? nothing : 1.0)
@test g27209(true) == true
# Issue 27240
@inline function foo27240()
if rand(Bool)
return foo_nonexistent_27240
else
return bar_nonexistent_27240
end
end
bar27240() = foo27240()
@test_throws UndefVarError bar27240()
# issue #27269
struct T27269{X, Y <: Vector{X}}
v::Vector{Y}
end
@test T27269([[1]]) isa T27269{Int, Vector{Int}}
# issue #27368
struct Combinator27368
op
args::Vector{Any}
Combinator27368(op, args...) =
new(op, collect(Any, args))
end
field27368(name) =
Combinator27368(field27368, name)
translate27368(name::Symbol) =
translate27368(Val{name})
translate27368(::Type{Val{name}}) where {name} =
field27368(name)
@test isa(translate27368(:name), Combinator27368)
# issue #27456
@inline foo27456() = try baz_nonexistent27456(); catch; nothing; end
bar27456() = foo27456()
@test bar27456() == nothing
# issue #27365
mutable struct foo27365
x::Float64
foo27365() = new()
end
function baz27365()
data = foo27365()
return data.x
end
@test isa(baz27365(), Float64)
# Issue #27566
function test27566(a,b)
c = (b,(0,1)...)
test27566(a, c...)
end
test27566(a, b, c, d) = a.*(b, c, d)
@test test27566(1,1) == (1,0,1)
# Issue #27594
struct Iter27594 end
Base.iterate(::Iter27594) = (1, nothing)
Base.iterate(::Iter27594, ::Any) = nothing
function foo27594()
ind = 0
for x in (1,)
for y in Iter27594()
ind += 1
end
end
ind
end
@test foo27594() == 1
# Issue 27597
function f27597(y)
x = Int[]
if isempty(y)
y = 1:length(x)
elseif false
;
end
length(y)
return y
end
@test f27597([1]) == [1]
@test f27597([]) === 1:0
# issue #22291
wrap22291(ind) = (ind...,)
@test @inferred(wrap22291(1)) == (1,)
@test @inferred(wrap22291((1, 2))) == (1, 2)
# Issue 27770
mutable struct Handle27770
ptr::Ptr{Cvoid}
end
Handle27770() = Handle27770(Ptr{Cvoid}(UInt(0xfeedface)))
struct Nullable27770
hasvalue::Bool
value::Handle27770
Nullable27770() = new(false)
Nullable27770(v::Handle27770) = new(true, Handle27770)
end
get27770(n::Nullable27770, v::Handle27770) = n.hasvalue ? n.value : v
foo27770() = get27770(Nullable27770(), Handle27770())
@test foo27770().ptr == Ptr{Cvoid}(UInt(0xfeedface))
bar27770() = Nullable27770().value
@test_throws UndefRefError bar27770()
# Issue 27910
f27910() = ((),)[2]
@test_throws BoundsError f27910()
# Issue 9765
f9765(::Bool) = 1
g9765() = f9765(isa(1, 1))
@test_throws TypeError g9765()
# Issue 28102
struct HasPlain28102
plain::Int
HasPlain28102() = new()
end
@noinline function bam28102()
x = HasPlain28102()
if isdefined(x,:plain)
x.plain
end
end
@test isa(bam28102(), Int)
# Check that the tfunc for fieldtype is correct
struct FooFieldType; x::Int; end
f_fieldtype(b) = fieldtype(b ? Int : FooFieldType, 1)
@test @inferred(f_fieldtype(false)) == Int
@test_throws BoundsError f_fieldtype(true)
# Issue #28224
@noinline make_error28224(n) = n == 5 ? error() : true
function foo28224()
z = 0
try
while make_error28224(z)
z+=1
end
catch end
return z
end
@test foo28224() == 5
# Issue #28208
@noinline function foo28208(a::Bool, b::Bool)
x = (1, 2)
if a
if b
y = nothing
else
y = missing
end
x = y
end
x
end
@test isa(foo28208(false, true), Tuple)
@test foo28208(true, false) === missing
@test foo28208(true, true) === nothing
# Issue #28326
function foo28326(a)
try
@inbounds a[1]
return false
catch
return true
end
end
@test foo28326(Vector(undef, 1))
# Issue #28392
struct Foo28392; end
@test_throws MethodError iterate(Foo28392())
# issue #28399
function g28399(n)
for a = 1:n
c28399 = 1
end
()->c28399
end
function f28399()
for a = __undef_28399__
c28399 = 1
end
()->c28399
end
c28399 = 42
@test g28399(0)() == 42
@test g28399(1)() == 42
@test_throws UndefVarError(:__undef_28399__, @__MODULE__) f28399()
# issue #28445
mutable struct foo28445
x::Int
end
@noinline make_foo28445() = (foo28445(1), foo28445(rand(1:10)), foo28445(rand(1:10)))
@noinline function use_tuple28445(c)
@test isa(c[2], foo28445)
@test isa(c[3], foo28445)
end
function repackage28445()
(_, a, b) = make_foo28445()
GC.gc()
c = (foo28445(1), foo28445(2), a, b)
use_tuple28445(c)
true
end
@test repackage28445()
# issue #28597
@test_throws ArgumentError Array{Int, 2}(undef, 0, -10)
@test_throws ArgumentError Array{Int, 2}(undef, -10, 0)
@test_throws ArgumentError Array{Int, 2}(undef, -1, -1)
# issue #28812
@test Tuple{Vararg{Array{T} where T,3}} === Tuple{Array,Array,Array}
# issue #29145
struct T29145{A,B}
function T29145()
new{S,Ref{S}}() where S
end
end
@test_throws TypeError T29145()
# issue #29175
function f29175(tuple::T) where {T<:Tuple}
prefix::Tuple{T.parameters[1:end-1]...} = tuple[1:length(T.parameters)-1]
x = prefix
prefix = x # force another conversion to declared type
return prefix
end
@test f29175((1,2,3)) === (1,2)
# issue #29306
let a = [1,2,3,4,missing,6,7]
@test_throws TypeError [ (x>6 ? missing : x) for x in a]
foo(x) = x > 0 ? x : missing
@test_throws TypeError foo(missing)
end
# issue #29152
function f29152()
try
g29152()
finally
end
end
g29152() = (_true29152 ? error() : _true29152 ? 0 : false)
_true29152 = true;
@test_throws ErrorException f29152()
# issue #29828
f29828() = 2::String
g29828() = 2::Any[String][1]
@test_throws TypeError(:typeassert, String, 2) f29828()
@test_throws TypeError(:typeassert, String, 2) g29828()
# splatting in `new`
struct SplatNew{T}
x::Int8
y::T
SplatNew{T}(args...) where {T} = new(0, args..., 1)
SplatNew(args...) = new{Float32}(args...)
SplatNew{Any}(args...) = new(args...)
SplatNew{Tuple{Int16}}(args...) = new([2]..., args...)
SplatNew{Int8}() = new(1, 2, 3)
end
let x = SplatNew{Int16}()
@test x.x === Int8(0)
@test x.y === Int16(1)
end
@test_throws ArgumentError("new: too many arguments (expected 2)") SplatNew{Int16}(1)
let x = SplatNew(3, 2)
@test x.x === Int8(3)
@test x.y === 2.0f0
end
@test_throws ArgumentError("new: too many arguments (expected 2)") SplatNew(1, 2, 3)
@test_throws ArgumentError("new: too few arguments (expected 2)") SplatNew{Any}(1)
let x = SplatNew{Tuple{Int16}}((1,))
@test x.x === Int8(2)
@test x.y === (Int16(1),)
end
@test_throws ArgumentError("new: too many arguments (expected 2)") SplatNew{Int8}()
# Issue #31357 - Missed assignment in nested try/catch
function foo31357(b::Bool)
x = nothing
try
try
x = 12345
if !b
throw("hi")
end
finally
end
catch
end
return x
end
@test foo31357(true) == 12345
@test foo31357(false) == 12345
# Issue #31406
abstract type Shape31406 end
struct ValueOf31406 <: Shape31406
ty::Type
end
struct TupleOf31406 <: Shape31406
cols::Vector{Shape31406}
end
TupleOf31406(cols::Union{Shape31406,Type}...) = TupleOf31406(collect(Shape31406, cols))
@test (TupleOf31406(ValueOf31406(Int64), ValueOf31406(Float64))::TupleOf31406).cols ==
Shape31406[ValueOf31406(Int64), ValueOf31406(Float64)]
@test try
TupleOf31406(ValueOf31406(Int64), Float64)
false
catch ex
if !(ex isa MethodError && ex.f === convert && ex.args == (Shape31406, Float64))
rethrow(ex)
end
true
end
# Issue #31783
struct LL31783{T}
x::T
end
foo31783(tv::TypeVar) = tv.ub == Any ? Union{tv,LL31783{tv}} : tv
@test isa(foo31783(TypeVar(:T)),Union)
# Issue #31649
struct sparse_t31649
val::Vector{Float64}
sub::Vector{Int64}
end
Base.convert(::Any, v::sparse_t31649) = copy(v.val)
let spvec = sparse_t31649(zeros(Float64,5), Vector{Int64}())
@test_throws MethodError convert(Any, spvec)
# Try manually putting the problematic method into the cache (in
# the original issue compiling the showerror method caused this to happen)
@test convert(Any, nothing) === nothing
@test_throws MethodError convert(Any, spvec)
end
# Issue #31062 - Accidental recursion in jl_has_concrete_subtype
struct Bar31062
x::NTuple{N, Bar31062} where N
end
struct Foo31062
x::Foo31062
end
# Use eval to make sure that this actually gets executed and not
# just constant folded by (future) over-eager compiler optimizations
@test isa(Core.eval(@__MODULE__, :(Bar31062(()))), Bar31062)
@test precompile(identity, (Foo31062,))
ftype_eval = Ref(0)
FieldTypeA = String
FieldTypeE = UInt32
struct FieldConvert{FieldTypeA, S}
a::FieldTypeA
b::(ftype_eval[] += 1; Vector{FieldTypeA})
c
d::Any
e::FieldTypeE
FieldConvert(a::S, b, c, d, e) where {S} = new{FieldTypeA, S}(a, b, c, d, e)
end
@test ftype_eval[] == 1
FieldTypeA = UInt64
FieldTypeE = String
let fc = FieldConvert(1.0, [2.0], 0x3, 0x4, 0x5)
@test fc.a === UInt64(1)
@test fc.b isa Vector{UInt64}
@test fc.c === 0x3
@test fc.d === 0x4
@test fc.e === UInt32(0x5)
end
@test ftype_eval[] == 1
let code = code_lowered(FieldConvert)[1].code
@test code[1] == Expr(:call, GlobalRef(Core, :apply_type), GlobalRef(@__MODULE__, :FieldConvert), GlobalRef(@__MODULE__, :FieldTypeA), Expr(:static_parameter, 1))
@test code[2] == Expr(:call, GlobalRef(Core, :fieldtype), Core.SSAValue(1), 1)
@test code[7] == Expr(:(=), Core.SlotNumber(10), Expr(:call, GlobalRef(Base, :convert), Core.SSAValue(2), Core.SlotNumber(10)))
@test code[8] == Core.SlotNumber(10)
@test code[9] == Expr(:call, GlobalRef(Core, :fieldtype), Core.SSAValue(1), 2)
@test code[14] == Expr(:(=), Core.SlotNumber(9), Expr(:call, GlobalRef(Base, :convert), Core.SSAValue(9), Core.SlotNumber(9)))
@test code[15] == Core.SlotNumber(9)
@test code[16] == Expr(:call, GlobalRef(Core, :fieldtype), Core.SSAValue(1), 4)
@test code[21] == Expr(:(=), Core.SlotNumber(8), Expr(:call, GlobalRef(Base, :convert), Core.SSAValue(16), Core.SlotNumber(8)))
@test code[22] == Core.SlotNumber(8)
@test code[23] == Expr(:call, GlobalRef(Core, :fieldtype), Core.SSAValue(1), 5)
@test code[28] == Expr(:(=), Core.SlotNumber(7), Expr(:call, GlobalRef(Base, :convert), Core.SSAValue(23), Core.SlotNumber(7)))
@test code[29] == Core.SlotNumber(7)
@test code[30] == Expr(:new, Core.SSAValue(1), Core.SSAValue(8), Core.SSAValue(15), Core.SlotNumber(4), Core.SSAValue(22), Core.SSAValue(29))
@test code[31] == Core.ReturnNode(Core.SSAValue(30))
end
# Issue #32820
function f32820(refs)
local x
for r in refs
try
error()
catch e
if !@isdefined(x)
x = []
end
push!(x, 1)
end
end
x
end
@test f32820(Any[1,2]) == Any[1, 1]
# Splatting with bad iterate
struct SplatBadIterate; end
Base.iterate(s::SplatBadIterate, args...) = ()
@test_throws BoundsError (SplatBadIterate()...,)
# issue #33954, layout with circular type parameters but not fields
struct P33954{T}
end
struct A33954
x::P33954{A33954}
end
@test isbitstype(Tuple{A33954})
struct Q33954{T}
x::Int
end
struct B33954
x::Q33954{B33954}
end
@test isbitstype(Tuple{B33954})
@test isbitstype(B33954)
struct A41503{d}
e::d
end
struct B41503{j,k} <: AbstractArray{A41503{B41503{Any,k}},Any}
l::k
end
@test !isbitstype(B41503{Any,Any})
@test_broken isbitstype(B41503{Any,Int})
struct B40050 <: Ref{Tuple{B40050}}
end
@test string((B40050(),)) == "($B40050(),)"
@test_broken isbitstype(Tuple{B40050})
# issue #41654
struct X41654 <: Ref{X41654}
end
@test isbitstype(X41654)
@test ('a'=>X41654(),)[1][2] isa X41654
# issue #43411
struct A43411{S, T}
x::NamedTuple{S, T}
end
@test isbitstype(A43411{(:a,), Tuple{Int}})
# issue #44614
struct T44614_1{T}
m::T
end
struct T44614_2{L}
tuple::NTuple{3, Int64}
T44614_2{L}(t::NTuple{3, Int64}) where {L} = new{sum(t)}(t)
end
struct T44614_3{L, N}
a::Tuple{T44614_2{L}}
param::NTuple{N, T44614_1}
T44614_3(a::Tuple{T44614_2{L}}, pars::NTuple{N, T44614_1}) where {L, N} = new{L, N}(a, pars)
end
@test sizeof((T44614_2{L} where L).body) == 24
let T = T44614_3{L,2} where L
# these values are computable, but we currently don't know how to compute them properly
ex = ErrorException("Argument is an incomplete T44614_3 type and does not have a definite size.")
@test_throws ex sizeof(T.body)
@test_throws ex sizeof(T)
@test_throws BoundsError fieldoffset(T.body, 2)
@test fieldoffset(T{1}, 2) == 24
end
# Issue #34206/34207
function mre34206(a, n)
va = view(a, :)
b = ntuple(_ -> va, n)::Tuple{Vararg{typeof(va)}}
return b[1].offset1
end
@test mre34206([44], 1) == 0
# Issue #34247
function f34247(a)
GC.@preserve a try
catch
end
true
end
@test f34247("")
# Issue #34482
function f34482()
Base.not_int("ABC")
1
end
function h34482()
Core.Intrinsics.bitcast(1, 1)
1
end
@test_throws ErrorException f34482()
@test_throws TypeError h34482()
struct NFANode34126
edges::Vector{Tuple{Nothing,NFANode34126}}
NFANode34126() = new(Tuple{Nothing,NFANode34126}[])
end
@test repr(NFANode34126()) == "$NFANode34126(Tuple{Nothing, $NFANode34126}[])"
# issue #35416
struct Node35416{T,K,X}
end
struct AVL35416{K,V}
avl:: Union{Nothing,Node35416{AVL35416{K,V},<:K,<:V}}
end
@test AVL35416(Node35416{AVL35416{Integer,AbstractString},Int,String}()) isa AVL35416{Integer,AbstractString}
# issue #31696
foo31696(x::Int8, y::Int8) = 1
foo31696(x::T, y::T) where {T <: Int8} = 2
@test length(methods(foo31696)) == 1
let T1 = Tuple{Int8}, T2 = Tuple{T} where T<:Int8, a = T1[(1,)], b = T2[(1,)]
b .= a
@test b[1] == (1,)
a .= b
@test a[1] == (1,)
end
# issue #36104
module M36104
using Test
struct T36104
v::Vector{M36104.T36104}
end
struct T36104 # check that redefining it works, issue #21816
v::Vector{T36104}
end
struct S36104{K,V}
v::S36104{K,V}
S36104{K,V}() where {K,V} = new()
S36104{K,V}(x::S36104) where {K,V} = new(x)
end
@test !isdefined(Base.unwrap_unionall(Base.ImmutableDict).name, :partial)
@test !isdefined(S36104.body.body.name, :partial)
@test hasfield(typeof(S36104.body.body.name), :partial)
struct S36104{K,V} # check that redefining it works
v::S36104{K,V}
S36104{K,V}() where {K,V} = new()
S36104{K,V}(x::S36104) where {K,V} = new(x)
end
# with a gensymmed unionall
struct Symmetric{T,S<:AbstractMatrix{<:T}} <: AbstractMatrix{T}
data::S
uplo::Char
end
struct Symmetric{T,S<:AbstractMatrix{<:T}} <: AbstractMatrix{T}
data::S
uplo::Char
end
@test_throws ErrorException begin
struct Symmetric{T,S<:AbstractMatrix{T}} <: AbstractMatrix{T}
data::S
uplo::Char
end
end
end
@test fieldtypes(M36104.T36104) == (Vector{M36104.T36104},)
@test_throws ErrorException("expected") @eval(struct X36104; x::error("expected"); end)
@test @isdefined(X36104)
struct X36104; x::Int; end
@test fieldtypes(X36104) == (Int,)
primitive type P36104 8 end
@test_throws ErrorException("invalid redefinition of constant $(nameof(curmod)).P36104") @eval(primitive type P36104 16 end)
# Malformed invoke
f_bad_invoke(x::Int) = invoke(x, (Any,), x)
@test_throws TypeError f_bad_invoke(1)
# Fixup for #37044, make sure mutation of `types` field of `DataType` is respected.
struct A37044{T1,T2}
x::T1
y::T2
end
struct Ref37044
x::DataType
end
function f37044(r)
t = r.x
if !isdefined(t, :types)
Base.datatype_fieldtypes(t)
end
return t.types
end
r37044 = Ref37044(A37044{Int}.body)
@test f37044(r37044)[1] === Int
a37265() = 0
b37265() = 0
function c37265(d)
if d == 1
e = a37265
elseif d == 2
e = b37265
else
try
catch
end
end
e
end
@test_throws UndefVarError c37265(0)
@test c37265(1) === a37265
@test c37265(2) === b37265
function c37265_2(d)
if 0
e = a37265
elseif 0
e = b37265
else
try
catch
end
end
e
end
@test_throws TypeError c37265_2(0)
struct PointerImmutable
a::Any
b::Int
end
struct NullableHomogeneousPointerImmutable
x1::PointerImmutable
x2::PointerImmutable
x3::PointerImmutable
NullableHomogeneousPointerImmutable() = new()
NullableHomogeneousPointerImmutable(x1) = new(x1)
NullableHomogeneousPointerImmutable(x1, x2) = new(x1, x2)
NullableHomogeneousPointerImmutable(x1, x2, x3) = new(x1, x2, x3)
end
function getfield_knownindex_unused(v)
v.x1
return
end
function getfield_unknownindex_unused(v, n)
getfield(v, n)
return
end
function getfield_knownindex_used1(r, v)
fld = v.x1
r[] += 1
return fld
end
function getfield_knownindex_used2(r, v)
fld = v.x1
r[] += 1
return fld.a
end
function getfield_knownindex_used3(r, v)
fld = v.x1
r[] += 1
return fld.b
end
let v = NullableHomogeneousPointerImmutable(),
v2 = NullableHomogeneousPointerImmutable(PointerImmutable(1, 2)),
r = Ref(0)
@test_throws UndefRefError getfield_knownindex_unused(v)
@test_throws UndefRefError getfield_unknownindex_unused(v, 1)
@test_throws UndefRefError getfield_unknownindex_unused(v, :x1)
@test_throws UndefRefError getfield_knownindex_used1(r, v)
@test r[] == 0
@test_throws UndefRefError getfield_knownindex_used2(r, v)
@test r[] == 0
@test_throws UndefRefError getfield_knownindex_used3(r, v)
@test r[] == 0
@test getfield_knownindex_unused(v2) === nothing
@test getfield_unknownindex_unused(v2, 1) === nothing
@test getfield_unknownindex_unused(v2, :x1) === nothing
@test getfield_knownindex_used1(r, v2) === PointerImmutable(1, 2)
@test r[] == 1
@test getfield_knownindex_used2(r, v2) === 1
@test r[] == 2
@test getfield_knownindex_used3(r, v2) === 2
@test r[] == 3
end
struct RedefinedSingleton
end
redefined_singleton_ref = Ref{Any}(RedefinedSingleton())
struct RedefinedSingleton
end
cmp_refs(a::Ref{Any}) = a[] === RedefinedSingleton()
@test cmp_refs(redefined_singleton_ref)
struct PointerNopadding{T}
a::Symbol
b::T
end
struct ContainsPointerNopadding{T}
a::PointerNopadding{T}
ContainsPointerNopadding{T}() where T = new{T}()
ContainsPointerNopadding{T}(a) where T = new{T}(a)
end
@test !Base.datatype_haspadding(PointerNopadding{Symbol})
@test !Base.datatype_haspadding(PointerNopadding{Int})
# Sanity check to make sure the meaning of haspadding didn't change.
@test Base.datatype_haspadding(PointerNopadding{Any})
@test !Base.datatype_haspadding(Tuple{PointerNopadding{Symbol}})
@test !Base.datatype_haspadding(Tuple{PointerNopadding{Int}})
@test !Base.datatype_haspadding(ContainsPointerNopadding{Symbol})
@test Base.datatype_haspadding(ContainsPointerNopadding{Int})
# Test the codegen optimized version as well as the unoptimized version of `jl_egal`
@noinline unopt_jl_egal(@nospecialize(a), @nospecialize(b)) =
ccall(:jl_egal, Cint, (Any, Any), a, b) != 0
@noinline opt_jl_egal(a, b) = a === b
let aint = ContainsPointerNopadding{Int}(), asym = ContainsPointerNopadding{Symbol}(),
hint = objectid(aint), hsym = objectid(asym)
# Test that the uninitialized bits field doesn't affect the objectid or ===
for i in 1:100
local i
# Increase the chance one of the objects contains garbage int
local bint = ContainsPointerNopadding{Int}()
local bsym = ContainsPointerNopadding{Symbol}()
@test objectid(bint) === hint
@test objectid(bsym) === hsym
@test aint === bint
@test asym === bsym
@test unopt_jl_egal(aint, bint)
@test unopt_jl_egal(asym, bsym)
@test opt_jl_egal(aint, bint)
@test opt_jl_egal(asym, bsym)
aint = bint
asym = bsym
end
end
# Check === for potentially NULL field
let vnull1 = NullableHomogeneousPointerImmutable(),
vnull2 = NullableHomogeneousPointerImmutable(),
v1 = NullableHomogeneousPointerImmutable(PointerImmutable(1, 2)),
v2 = NullableHomogeneousPointerImmutable(PointerImmutable(1, 2))
@test vnull1 === vnull2
@test unopt_jl_egal(vnull1, vnull2)
@test opt_jl_egal(vnull1, vnull2)
@test v1 === v2
@test unopt_jl_egal(v1, v2)
@test opt_jl_egal(v1, v2)
@test vnull1 !== v1
@test !unopt_jl_egal(vnull1, v1)
@test !opt_jl_egal(vnull1, v1)
@test vnull2 !== v2
@test !unopt_jl_egal(vnull2, v2)
@test !opt_jl_egal(vnull2, v2)
end
# Make sure non-allbits union is handled correctly
@noinline returns_union37557(r) = r[]
@noinline compare_union37557(r1, r2) = returns_union37557(r1) === returns_union37557(r2)
@test !compare_union37557(Ref{Union{Int,Vector{Int}}}(Int[]), Ref{Union{Int,Vector{Int}}}(Int[]))
@test !compare_union37557(Ref{Union{Int,Vector{Int}}}(1), Ref{Union{Int,Vector{Int}}}(Int[]))
@test !compare_union37557(Ref{Union{Int,Vector{Int}}}(1),
Ref{Union{Int,Vector{Int}}}(3))
let array = Int[]
@test compare_union37557(Ref{Union{Int,Vector{Int}}}(array),
Ref{Union{Int,Vector{Int}}}(array))
end
@test compare_union37557(Ref{Union{Int,Vector{Int}}}(1),
Ref{Union{Int,Vector{Int}}}(1))
# issue #38224
struct S38224
i::Union{Int,Missing}
end
@test S38224.flags & 0x10 == 0x10 # .zeroinit
for _ in 1:5
let a = Vector{S38224}(undef, 1000000)
@test all(x->ismissing(x.i), a)
end
end
# Redefining types with Vararg
abstract type RedefineVararg; end
const RedefineVarargN{N} = Tuple{Vararg{RedefineVararg, N}}
const RedefineVarargN{N} = Tuple{Vararg{RedefineVararg, N}}
# NTuples with non-types
@test NTuple{3, 2} == Tuple{2, 2, 2}
# issue #18621
function f18621()
g = (k(i) for i in 1:5)
k = identity
return collect(g)
end
@test f18621() == 1:5
@test [_ for _ in 1:5] == 1:5
# issue #35130
const T35130 = Tuple{Vector{Int}, <:Any}
@eval struct A35130
x::Vector{Tuple{Vector{Int}, Any}}
A35130(x) = $(Expr(:new, :A35130, :x))
end
h35130(x) = A35130(Any[x][1]::Vector{T35130})
@test h35130(T35130[([1],1)]) isa A35130
# issue #41503
let S = Tuple{Tuple{Tuple{K, UInt128} where K<:Tuple{Int64}, Int64}},
T = Tuple{Tuple{Tuple{Tuple{Int64}, UInt128}, Int64}}
@test pointer_from_objref(T) === pointer_from_objref(S)
@test isbitstype(T)
end
# avoid impossible normalization (don't try to form Tuple{Complex{String}} here)
@test Tuple{Complex{T} where String<:T<:String} == Tuple{Complex{T} where String<:T<:String}
# control over compilation/interpreter
@testset "Experimental.@force_compile" begin
function trim_after_eval(str::AbstractString)
rng = findfirst("eval(", str)
@test !isempty(rng)
return str[1:first(rng)-1]
end
btc = eval(quote
Base.Experimental.@force_compile
backtrace()
end)
bti = eval(quote
backtrace()
end)
@test !occursin(r"(interpreter|do_call)", trim_after_eval(string(stacktrace(btc, true))))
@test occursin(r"(interpreter|do_call)", trim_after_eval(string(stacktrace(bti, true))))
end
@testset "rest(svec, ...)" begin
x = Core.svec(1, 2, 3)
a..., = x
@test a == Core.svec(1, 2, 3)
a, b... = x
@test a == 1
@test b == Core.svec(2, 3)
end
@testset "setproperty! on modules" begin
m = Module()
@eval m global x::Int
setglobal!(m, :x, 1)
@test m.x === 1
setglobal!(m, :x, 2, :release)
@test m.x === 2
@test_throws ConcurrencyViolationError setglobal!(m, :x, 3, :not_atomic)
@test_throws ErrorException setglobal!(m, :x, 4., :release)
m.x = 1
@test m.x === 1
setproperty!(m, :x, 2, :release)
@test m.x === 2
@test_throws ConcurrencyViolationError setproperty!(m, :x, 3, :not_atomic)
m.x = 4.
@test m.x === 4
end
# #45350 - Codegen for assignment to binding imported from module
module Foo45350
global x45350::Int = 1
end
import .Foo45350: x45350
f45350() = (global x45350 = 2)
@test_throws ErrorException f45350()
@testset "Error behavior of unsafe_convert for RefValue" begin
b = Base.RefValue{Int}()
@test Base.unsafe_convert(Ptr{Int}, b) !== C_NULL
b = Base.RefValue{Base.RefValue{Int}}()
# throws because we hit `b.x`
@test_throws Core.UndefRefError Base.unsafe_convert(Ptr{Base.RefValue{Int}}, b)
# throws because we hit `b.x`
b = Base.RefValue{Integer}()
@test_throws Core.UndefRefError Base.unsafe_convert(Ptr{Integer}, b)
end
# #46503 - redefine `invoke`d methods
foo46503(@nospecialize(a), b::Union{Vector{Any}, Float64, Nothing}) = rand()
foo46503(a::Int, b::Nothing) = @invoke foo46503(a::Any, b)
@test 0 <= foo46503(1, nothing) <= 1
foo46503(@nospecialize(a), b::Union{Nothing, Float64}) = rand() + 10
@test 10 <= foo46503(1, nothing) <= 11
@testset "effect override on Symbol(::String)" begin
@test Core.Compiler.is_foldable(Base.infer_effects(Symbol, (String,)))
end
@testset "error message for getfield with bad integer type" begin
@test_throws "expected Union{$Int, Symbol}" getfield((1,2), Int8(1))
end
# Correct isdefined error for isdefined of Module of Int fld
f_isdefined_one(@nospecialize(x)) = isdefined(x, 1)
@test (try; f_isdefined_one(@__MODULE__); catch err; err; end).got === 1
# Unspecialized retrieval of vararg length
fvarargN(x::Tuple{Vararg{Int, N}}) where {N} = N
fvarargN(args...) = fvarargN(args)
finvokevarargN() = Base.inferencebarrier(fvarargN)(1, 2, 3)
@test finvokevarargN() == 3
# Make sure that @specialize actually overrides a module annotation
module SpecializeModuleTest
@nospecialize
f(@specialize(x), y) = 2
@specialize
end
@test methods(SpecializeModuleTest.f)[1].nospecialize & 0b11 == 0b10
let # https://github.com/JuliaLang/julia/issues/46918
# jl_get_binding_type shouldn't be unstable
code = quote
res1 = ccall(:jl_get_binding_type, Any, (Any, Any), Main, :stderr)
stderr
res2 = ccall(:jl_get_binding_type, Any, (Any, Any), Main, :stderr)
res3 = ccall(:jl_get_binding_type, Any, (Any, Any), Main, :stderr)
print(stdout, res1, " ", res2, " ", res3)
end |> x->join(x.args, ';')
cmd = `$(Base.julia_cmd()) -e $code` # N.B make sure not to pass this code as `:block`
stdout = IOBuffer()
stderr = IOBuffer()
@test success(pipeline(Cmd(cmd); stdout, stderr))
@test isempty(String(take!(stderr))) # make sure no error has happened
@test String(take!(stdout)) == "nothing IO IO"
end
# Modules allowed as type parameters and usable in generated functions
module ModTparamTest
foo_test_mod_tparam() = 1
end
foo_test_mod_tparam() = 2
struct ModTparamTestStruct{M}; end
@generated function ModTparamTestStruct{M}() where {M}
return :($(GlobalRef(M, :foo_test_mod_tparam))())
end
@test ModTparamTestStruct{@__MODULE__}() == 2
@test ModTparamTestStruct{ModTparamTest}() == 1
# issue #47476
f47476(::Union{Int, NTuple{N,Int}}...) where {N} = N
# force it to populate the MethodInstance specializations cache
# with the correct sparams
code_typed(f47476, (Vararg{Union{Int, NTuple{2,Int}}},));
code_typed(f47476, (Int, Vararg{Union{Int, NTuple{2,Int}}},));
code_typed(f47476, (Int, Int, Vararg{Union{Int, NTuple{2,Int}}},))
code_typed(f47476, (Int, Int, Int, Vararg{Union{Int, NTuple{2,Int}}},))
code_typed(f47476, (Int, Int, Int, Int, Vararg{Union{Int, NTuple{2,Int}}},))
@test f47476(1, 2, 3, 4, 5, 6, (7, 8)) === 2
@test_throws UndefVarError(:N, :static_parameter) f47476(1, 2, 3, 4, 5, 6, 7)
vect47476(::Type{T}) where {T} = T
@test vect47476(Type{Type{Type{Int32}}}) === Type{Type{Type{Int32}}}
@test vect47476(Type{Type{Type{Int64}}}) === Type{Type{Type{Int64}}}
g47476(::Union{Nothing,Int,Val{T}}...) where {T} = T
@test_throws UndefVarError(:T, :static_parameter) g47476(nothing, 1, nothing, 2, nothing, 3, nothing, 4, nothing, 5)
@test g47476(nothing, 1, nothing, 2, nothing, 3, nothing, 4, nothing, 5, Val(6)) === 6
let spec = only(methods(g47476)).specializations::Core.SimpleVector
@test !isempty(spec)
@test any(mi -> mi !== nothing && Base.isvatuple(mi.specTypes), spec)
@test all(mi -> mi === nothing || !Base.has_free_typevars(mi.specTypes), spec)
end
f48950(::Union{Int,d}, ::Union{c,Nothing}...) where {c,d} = 1
@test f48950(1, 1, 1) == 1
# Module as tparam in unionall
struct ModTParamUnionAll{A, B}; end
@test isa(objectid(ModTParamUnionAll{Base}), UInt)
# effects for objectid
for T in (Int, String, Symbol, Module)
@test Core.Compiler.is_foldable(Base.infer_effects(objectid, (T,)))
@test Core.Compiler.is_foldable(Base.infer_effects(hash, (T,)))
@test Core.Compiler.is_foldable(Base.infer_effects(objectid, (Some{T},)))
@test Core.Compiler.is_foldable(Base.infer_effects(hash, (Some{T},)))
@test Core.Compiler.is_foldable(Base.infer_effects(objectid, (Some{Some{T}},)))
@test Core.Compiler.is_foldable(Base.infer_effects(hash, (Some{Some{T}},)))
@test Core.Compiler.is_foldable(Base.infer_effects(objectid, (Tuple{T},)))
@test Core.Compiler.is_foldable(Base.infer_effects(hash, (Tuple{T},)))
@test Core.Compiler.is_foldable(Base.infer_effects(objectid, (Tuple{T,T},)))
@test Core.Compiler.is_foldable(Base.infer_effects(hash, (Tuple{T,T},)))
end
@test !Core.Compiler.is_consistent(Base.infer_effects(objectid, (Ref{Int},)))
@test !Core.Compiler.is_consistent(Base.infer_effects(objectid, (Tuple{Ref{Int}},)))
# objectid for datatypes is inconsistent for types that have unbound type parameters.
@test !Core.Compiler.is_consistent(Base.infer_effects(objectid, (DataType,)))
@test !Core.Compiler.is_consistent(Base.infer_effects(objectid, (Tuple{Vector{Int}},)))
# donotdelete should not taint consistency of the containing function
f_donotdete(x) = (Core.Compiler.donotdelete(x); 1)
@test Core.Compiler.is_consistent(Base.infer_effects(f_donotdete, (Tuple{Float64},)))
# Test conditional UndefRefError (#50250)
struct Foo50250
a::Int
x
Foo50250(a) = new()
Foo50250(a, x) = new(x)
end
struct Bar50250
a::Int
x
Bar50250(a) = new(a)
Bar50250(a, x) = new(a, x)
end
foo50250(b, y) = (b ? Foo50250(y, y) : Foo50250(y)).x
bar50250(b, y) = (b ? Bar50250(y, y) : Bar50250(y)).x
@test_throws UndefRefError foo50250(true, 1)
@test_throws UndefRefError foo50250(false, 1)
@test bar50250(true, 1) === 1
@test_throws UndefRefError bar50250(false, 1)
# Test that Type{typeof(Union{})} doesn't get codegen'ed as a constant (#50293)
baz50293(x::Union{Type, Core.Const}) = Base.issingletontype(x)
bar50293(@nospecialize(u)) = (Base.issingletontype(u.a), baz50293(u.a))
let u = Union{Type{Union{}}, Type{Any}}, ab = bar50293(u)
@test ab[1] == ab[2] == false
end
# `SimpleVector`-operations should be concrete-eval eligible
@test Core.Compiler.is_foldable(Base.infer_effects(length, (Core.SimpleVector,)))
@test Core.Compiler.is_foldable(Base.infer_effects(getindex, (Core.SimpleVector,Int)))
let lin = Core.LineInfoNode(Base, first(methods(convert)), :foo, Int32(5), Int32(0))
@test convert(LineNumberNode, lin) == LineNumberNode(5, :foo)
end