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new testcase that crashes simplifycfg 

llvm-svn: 26274
This commit is contained in:
Chris Lattner 2006-02-18 00:32:44 +00:00
parent 5588de9415
commit 88b8e3bb71
1 changed files with 35 additions and 0 deletions
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35
llvm/test/Regression/Transforms/SimplifyCFG/2006-02-17-InfiniteUnroll.ll Normal file
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; RUN: llvm-as < %s | opt -simplifycfg -disable-output
void %polnel_() {
entry:
%tmp595 = setlt int 0, 0 ; <bool> [#uses=4]
br bool %tmp595, label %bb148.critedge, label %cond_true40
bb36: ; preds = %bb43
br bool %tmp595, label %bb43, label %cond_true40
cond_true40: ; preds = %bb46, %cond_true40, %bb36, %entry
%tmp397 = setgt int 0, 0 ; <bool> [#uses=1]
br bool %tmp397, label %bb43, label %cond_true40
bb43: ; preds = %cond_true40, %bb36
br bool false, label %bb53, label %bb36
bb46: ; preds = %bb53
br bool %tmp595, label %bb53, label %cond_true40
bb53: ; preds = %bb46, %bb43
br bool false, label %bb102, label %bb46
bb92.preheader: ; preds = %bb102
ret void
bb102: ; preds = %bb53
br bool %tmp595, label %bb148, label %bb92.preheader
bb148.critedge: ; preds = %entry
ret void
bb148: ; preds = %bb102
ret void
}