aliastest.ll
; RUN: opt < %s -basicaa -globalsmodref-aa -gvn -S | not grep load
@X = internal global i32 4 ; <i32*> [#uses=1]
define i32 @test(i32* %P) {
store i32 7, i32* %P
store i32 12, i32* @X
%V = load i32* %P ; <i32> [#uses=1]
ret i32 %V
}