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comparison test/Transforms/ADCE/2002-05-28-Crash-distilled.ll @ 121:803732b1fca8

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LLVM 5.0
author kono
date Fri, 27 Oct 2017 17:07:41 +0900
parents 95c75e76d11b
children
comparison
equal deleted inserted replaced
120:1172e4bd9c6f 121:803732b1fca8
1 ; This testcase is a distilled form of: 2002-05-28-Crash.ll 1 ; This testcase is a distilled form of: 2002-05-28-Crash.ll
2 2
3 ; RUN: opt < %s -adce 3 ; RUN: opt < %s -adce
4 ; RUN: opt < %s -adce -adce-remove-loops -S | FileCheck %s
4 5
5 define float @test(i32 %i) { 6 define float @test(i32 %i) {
6 %F = sitofp i32 %i to float ; <float> [#uses=1] 7 %F = sitofp i32 %i to float ; <float> [#uses=1]
7 %I = bitcast i32 %i to i32 ; <i32> [#uses=1] 8 %I = bitcast i32 %i to i32 ; <i32> [#uses=1]
8 br label %Loop 9 br label %Loop
9 10
10 Loop: ; preds = %Loop, %0 11 Loop: ; preds = %Loop, %0
11 %B = icmp ne i32 %I, 0 ; <i1> [#uses=1] 12 %B = icmp ne i32 %I, 0 ; <i1> [#uses=1]
13 ; CHECK: br label %Out
12 br i1 %B, label %Out, label %Loop 14 br i1 %B, label %Out, label %Loop
13 15
14 Out: ; preds = %Loop 16 Out: ; preds = %Loop
15 ret float %F 17 ret float %F
16 } 18 }