20 lines
637 B
LLVM
20 lines
637 B
LLVM
; RUN: opt -basicaa -print-alias-sets -S -o - < %s 2>&1 | FileCheck %s
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; CHECK: Alias sets for function 'test1':
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; CHECK: Alias Set Tracker: 2 alias sets for 2 pointer values.
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; CHECK: AliasSet[0x{{[0-9a-f]+}}, 1] must alias, Mod Pointers: (i8* %a, 1)
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; CHECK-NOT: 1 Unknown instruction
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; CHECK: AliasSet[0x{{[0-9a-f]+}}, 1] must alias, Mod Pointers: (i8* %b, 1)
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define void @test1(i32 %c) {
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entry:
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%a = alloca i8, align 1
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%b = alloca i8, align 1
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store i8 1, i8* %a, align 1
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%cond1 = icmp ne i32 %c, 0
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call void @llvm.assume(i1 %cond1)
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store i8 1, i8* %b, align 1
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ret void
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}
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declare void @llvm.assume(i1)
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