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| author | Devang Patel <dpatel@apple.com> | 2008-09-03 00:29:13 +0000 |
|---|---|---|
| committer | Devang Patel <dpatel@apple.com> | 2008-09-03 00:29:13 +0000 |
| commit | bcd39345debb8c3007a3cac575db900eff9e2725 (patch) | |
| tree | c68d9633b4ce1ff43a1c895390124fca7af9187c /llvm/lib | |
| parent | c5d330400fd473e709f42036080bba7a4b7e48a8 (diff) | |
| download | bcm5719-llvm-bcd39345debb8c3007a3cac575db900eff9e2725.tar.gz bcm5719-llvm-bcd39345debb8c3007a3cac575db900eff9e2725.zip | |
Add additional check to ensure that iv is canonicalized.
llvm-svn: 55682
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp b/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp index 16b8dbb451f..96fa0e9eb16 100644 --- a/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp +++ b/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp @@ -1935,6 +1935,7 @@ void LoopStrengthReduce::OptimizeIVType(Loop *L) { ConstantInt *CInit = dyn_cast<ConstantInt>(PHI->getIncomingValue(Entry)); if (!CInit) return; + if (!CInit->isZero()) return; bool signedInit = CInit->getValue().isNegative(); |
