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575750b257
Reapply with fixes for clang tests. ----- This is a simple enum attribute. Test changes are because enum attributes are sorted before type attributes, so mustprogress is now in a different position.
25 lines
891 B
LLVM
25 lines
891 B
LLVM
; RUN: opt -basic-aa -function-attrs -S < %s | FileCheck %s
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; RUN: opt -aa-pipeline=basic-aa -passes=function-attrs -S < %s | FileCheck %s
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; Atomic load/store to local doesn't affect whether a function is
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; readnone/readonly.
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define i32 @test1(i32 %x) uwtable ssp {
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; CHECK: define i32 @test1(i32 %x) #0 {
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entry:
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%x.addr = alloca i32, align 4
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store atomic i32 %x, i32* %x.addr seq_cst, align 4
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%r = load atomic i32, i32* %x.addr seq_cst, align 4
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ret i32 %r
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}
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; A function with an Acquire load is not readonly.
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define i32 @test2(i32* %x) uwtable ssp {
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; CHECK: define i32 @test2(i32* nocapture readonly %x) #1 {
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entry:
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%r = load atomic i32, i32* %x seq_cst, align 4
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ret i32 %r
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}
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; CHECK: attributes #0 = { mustprogress nofree norecurse nosync nounwind readnone ssp uwtable willreturn }
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; CHECK: attributes #1 = { mustprogress nofree norecurse nounwind ssp uwtable willreturn }
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