forked from OSchip/llvm-project
24 lines
559 B
LLVM
24 lines
559 B
LLVM
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; RUN: opt < %s -basicaa -aa-eval -print-all-alias-modref-info 2>&1 | FileCheck %s
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declare i32* @captures(i32* %cap) nounwind readonly
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define void @no(i32* noalias %a, i32* %b) nounwind {
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entry:
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store i32 1, i32* %a
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%cap = call i32* @captures(i32* %a) nounwind readonly
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%l = load i32* %b
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ret void
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}
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; CHECK: NoAlias: i32* %a, i32* %b
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define void @yes(i32* %c, i32* %d) nounwind {
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entry:
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store i32 1, i32* %c
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%cap = call i32* @captures(i32* %c) nounwind readonly
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%l = load i32* %d
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ret void
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}
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; CHECK: MayAlias: i32* %c, i32* %d
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