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annotate test/Analysis/BasicAA/2003-09-19-LocalArgument.ll @ 95:afa8332a0e37 LLVM3.8

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LLVM 3.8
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Tue, 13 Oct 2015 17:48:58 +0900
parents 95c75e76d11b
children
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95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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1 ; In this test, a local alloca cannot alias an incoming argument.
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3 ; RUN: opt < %s -basicaa -gvn -instcombine -S | FileCheck %s
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5 ; CHECK: define i32 @test
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6 ; CHECK-NEXT: ret i32 0
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8 define i32 @test(i32* %P) {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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9 %X = alloca i32
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afa8332a0e37 LLVM 3.8
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10 %V1 = load i32, i32* %P
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11 store i32 0, i32* %X
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12 %V2 = load i32, i32* %P
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13 %Diff = sub i32 %V1, %V2
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14 ret i32 %Diff
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15 }