diff options
Diffstat (limited to 'lib/Transforms')
| -rw-r--r-- | lib/Transforms/Scalar/SROA.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Transforms/Scalar/SROA.cpp b/lib/Transforms/Scalar/SROA.cpp index ab61a2fd67..a0ee849a03 100644 --- a/lib/Transforms/Scalar/SROA.cpp +++ b/lib/Transforms/Scalar/SROA.cpp @@ -2150,7 +2150,7 @@ static bool isIntegerWideningViable(const DataLayout &TD, !canConvertValue(TD, ValueTy, AllocaTy)) return false; } else if (MemIntrinsic *MI = dyn_cast<MemIntrinsic>(I->U->getUser())) { - if (MI->isVolatile()) + if (MI->isVolatile() || !isa<Constant>(MI->getLength())) return false; if (MemTransferInst *MTI = dyn_cast<MemTransferInst>(I->U->getUser())) { const AllocaPartitioning::MemTransferOffsets &MTO |