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  • global_ctors.ll
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global_ctors.ll
; Test that global ctors are emitted into the proper COFF section for the
; target. Mingw uses .ctors, whereas MSVC uses .CRT$XC*.
; RUN: llc < %s -mtriple i686-pc-win32 | FileCheck %s --check-prefix WIN32 
; RUN: llc < %s -mtriple x86_64-pc-win32 | FileCheck %s --check-prefix WIN32 
; RUN: llc < %s -mtriple i686-pc-mingw32 | FileCheck %s --check-prefix MINGW32 
; RUN: llc < %s -mtriple x86_64-pc-mingw32 | FileCheck %s --check-prefix MINGW32 

@.str = private unnamed_addr constant [13 x i8] c"constructing\00", align 1
@.str2 = private unnamed_addr constant [5 x i8] c"main\00", align 1

@llvm.global_ctors = appending global [1 x { i32, void ()* }] [{ i32, void ()* } { i32 65535, void ()* @a_global_ctor }]

declare i32 @puts(i8*)

define void @a_global_ctor() nounwind {
  %1 = call i32 @puts(i8* getelementptr inbounds ([13 x i8]* @.str, i32 0, i32 0))
  ret void
}

define i32 @main() nounwind {
  %1 = call i32 @puts(i8* getelementptr inbounds ([5 x i8]* @.str2, i32 0, i32 0))
  ret i32 0
}

; WIN32: .section .CRT$XCU,"r"
; WIN32: a_global_ctor
; MINGW32: .section .ctors,"w"
; MINGW32: a_global_ctor

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