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annotate test/Analysis/BasicAA/tailcall-modref.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
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95c75e76d11b LLVM 3.4
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1 ; RUN: opt < %s -basicaa -gvn -instcombine -S | FileCheck %s
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3 define i32 @test() {
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4 ; CHECK: ret i32 0
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5 %A = alloca i32 ; <i32*> [#uses=3]
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6 call void @foo( i32* %A )
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afa8332a0e37 LLVM 3.8
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7 %X = load i32, i32* %A ; <i32> [#uses=1]
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8 tail call void @bar( )
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9 %Y = load i32, i32* %A ; <i32> [#uses=1]
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10 %Z = sub i32 %X, %Y ; <i32> [#uses=1]
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11 ret i32 %Z
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12 }
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14 declare void @foo(i32*)
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16 declare void @bar()