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  • Committer: Package Import Robot
  • Author(s): Sylvestre Ledru
  • Date: 2015-07-15 17:51:08 UTC
  • Revision ID: package-import@ubuntu.com-20150715175108-l8mynwovkx4zx697
Tags: upstream-3.7~+rc2
Import upstream version 3.7~+rc2

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test/Transforms/SimplifyCFG/2011-03-08-UnreachableUse.ll
 
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; RUN: opt < %s -simplifycfg -S | FileCheck %s
 
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; PR9420
 
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; Note that the crash in PR9420 test is sensitive to the ordering of
 
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; the transformations done by SimplifyCFG, so this test is likely to rot
 
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; quickly.
 
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define noalias i8* @func_29() nounwind {
 
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; CHECK: entry:
 
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; CHECK-NEXT: unreachable
 
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entry:
 
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  br label %for.cond
 
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for.cond:                                         ; preds = %for.inc38, %entry
 
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  %p_34.addr.0 = phi i16 [ 1, %entry ], [ %conv40, %for.inc38 ]
 
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  br label %for.cond1
 
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for.cond1:                                        ; preds = %for.inc29, %for.cond
 
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  %p_32.addr.0 = phi i1 [ true, %for.cond ], [ true, %for.inc29 ]
 
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  br i1 %p_32.addr.0, label %for.body8, label %for.inc38
 
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for.body8:                                        ; preds = %for.cond1
 
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  unreachable
 
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for.inc29:                                        ; preds = %for.cond17
 
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  br label %for.cond1
 
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for.inc38:                                        ; preds = %for.end32
 
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  %conv40 = add i16 %p_34.addr.0, 1
 
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  br label %for.cond
 
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}