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16 lines
345 B
LLVM
16 lines
345 B
LLVM
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; In this test, a local alloca cannot alias an incoming argument.
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; RUN: opt < %s -basicaa -gvn -instcombine -S | FileCheck %s
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; CHECK: define i32 @test
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; CHECK-NEXT: ret i32 0
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define i32 @test(i32* %P) {
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%X = alloca i32
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%V1 = load i32, i32* %P
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store i32 0, i32* %X
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%V2 = load i32, i32* %P
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%Diff = sub i32 %V1, %V2
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ret i32 %Diff
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}
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