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new testcase distilled from SPASS

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26319 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2006-02-22 23:54:15 +00:00
parent 9b6fb5de49
commit 116ae7c067
1 changed files with 42 additions and 0 deletions
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test/Transforms/LoopUnswitch/2006-02-22-UnswitchCrash.ll Normal file
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; RUN: llvm-as < %s | opt -loop-unswitch -disable-output
void %sort_Eq(int * %S2) {
entry:
br bool false, label %list_Length.exit, label %cond_true.i
cond_true.i: ; preds = %entry
ret void
list_Length.exit: ; preds = %entry
br bool false, label %list_Length.exit9, label %cond_true.i5
cond_true.i5: ; preds = %list_Length.exit
ret void
list_Length.exit9: ; preds = %list_Length.exit
br bool false, label %bb78, label %return
bb44: ; preds = %bb78, %cond_next68
br bool %tmp49.not, label %bb62, label %bb62.loopexit
bb62.loopexit: ; preds = %bb44
br label %bb62
bb62: ; preds = %bb62.loopexit, %bb44
br bool false, label %return.loopexit, label %cond_next68
cond_next68: ; preds = %bb62
br bool false, label %return.loopexit, label %bb44
bb78: ; preds = %list_Length.exit9
%tmp49.not = seteq int* %S2, null ; <bool> [#uses=1]
br label %bb44
return.loopexit: ; preds = %cond_next68, %bb62
%retval.0.ph = phi uint [ 1, %cond_next68 ], [ 0, %bb62 ] ; <uint> [#uses=1]
br label %return
return: ; preds = %return.loopexit, %list_Length.exit9
%retval.0 = phi uint [ 0, %list_Length.exit9 ], [ %retval.0.ph, %return.loopexit ] ; <uint> [#uses=0]
ret void
}