forked from OSchip/llvm-project
22 lines
455 B
LLVM
22 lines
455 B
LLVM
; RUN: opt < %s -S -licm | FileCheck %s
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; Check that we do not hoist convergent functions out of loop
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; CHECK: define i32 @test
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; CHECK: loop:
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; CHECK: call i32 @f
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define i32 @test(i32* nocapture noalias %x, i32* nocapture %y) {
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entry:
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br label %loop
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loop:
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%a = call i32 @f() nounwind readnone convergent
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%exitcond = icmp ne i32 %a, 0
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br i1 %exitcond, label %end, label %loop
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end:
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ret i32 %a
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}
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declare i32 @f() nounwind readnone convergent
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