llvm-project/llvm/test/Analysis/GlobalsModRef/modreftest.ll

14 lines
306 B
LLVM

; RUN: llvm-as < %s | opt -globalsmodref-aa -load-vn -gcse | llvm-dis | not grep load
@X = internal global i32 4 ; <i32*> [#uses=2]
define i32 @test(i32* %P) {
store i32 12, i32* @X
call void @doesnotmodX( )
%V = load i32* @X ; <i32> [#uses=1]
ret i32 %V
}
define void @doesnotmodX() {
ret void
}