forked from OSchip/llvm-project
30 lines
663 B
LLVM
30 lines
663 B
LLVM
; RUN: opt -S < %s -function-attrs | FileCheck %s
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; RUN: opt -S < %s -passes=function-attrs | FileCheck %s
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; CHECK: Function Attrs
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; CHECK-SAME: inaccessiblememonly
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; CHECK-NEXT: declare void @llvm.sideeffect()
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declare void @llvm.sideeffect()
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; Don't add readnone or similar attributes when an @llvm.sideeffect() intrinsic
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; is present.
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; CHECK: Function Attrs
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; CHECK-NOT: readnone
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; CHECK: define void @test()
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define void @test() {
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call void @llvm.sideeffect()
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ret void
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}
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; CHECK: Function Attrs
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; CHECK-NOT: readnone
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; CHECK: define void @loop()
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define void @loop() {
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br label %loop
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loop:
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call void @llvm.sideeffect()
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br label %loop
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}
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