| commit | ea6561e3e91194f869224acd643cd6ab56bc966a | [log] [tgz] |
|---|---|---|
| author | Devang Patel <dpatel@apple.com> | Wed Sep 03 00:29:13 2008 +0000 |
| committer | Devang Patel <dpatel@apple.com> | Wed Sep 03 00:29:13 2008 +0000 |
| tree | 0613990b6cd7bac2a0b9bc363c9962203a354b32 | |
| parent | cbae6186bd4a54818e9f7395ad3f374abc5f46ef [diff] [blame] |
Add additional check to ensure that iv is canonicalized. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55682 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Scalar/LoopStrengthReduce.cpp b/lib/Transforms/Scalar/LoopStrengthReduce.cpp index 16b8dbb..96fa0e9 100644 --- a/lib/Transforms/Scalar/LoopStrengthReduce.cpp +++ b/lib/Transforms/Scalar/LoopStrengthReduce.cpp
@@ -1935,6 +1935,7 @@ ConstantInt *CInit = dyn_cast<ConstantInt>(PHI->getIncomingValue(Entry)); if (!CInit) return; + if (!CInit->isZero()) return; bool signedInit = CInit->getValue().isNegative();