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New testcase where loop simplify is not updating domfrontiers correctly

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12889 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2004-04-13 16:22:04 +00:00
parent 1f62f82b05
commit 4acd51a1c1
1 changed files with 22 additions and 0 deletions
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22
test/Transforms/LoopSimplify/2004-04-13-LoopSimplifyUpdateDomFrontier.ll Normal file
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; RUN: llvm-as < %s | opt -scalarrepl -loopsimplify -licm -disable-output
implementation ; Functions:
void %inflate() {
entry:
br label %loopentry.0.outer1111
loopentry.0.outer1111: ; preds = %entry, %loopentry.0.outer1111, %label.11, %then.41
%left.0.ph1107 = phi uint [ %tmp.1172, %then.41 ], [ 0, %entry ], [ %tmp.1172, %label.11 ], [ %left.0.ph1107, %loopentry.0.outer1111 ] ; <uint> [#uses=2]
%tmp.1172 = sub uint %left.0.ph1107, 0 ; <uint> [#uses=2]
switch uint 0, label %label.11 [
uint 23, label %loopentry.0.outer1111
uint 13, label %then.41
]
label.11: ; preds = %loopentry.0.outer1111
br label %loopentry.0.outer1111
then.41: ; preds = %loopentry.0.outer1111
br label %loopentry.0.outer1111
}