diff options
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Transforms/IPO/GlobalOpt.cpp | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/llvm/lib/Transforms/IPO/GlobalOpt.cpp b/llvm/lib/Transforms/IPO/GlobalOpt.cpp index 46ff307c755..6ec20126d74 100644 --- a/llvm/lib/Transforms/IPO/GlobalOpt.cpp +++ b/llvm/lib/Transforms/IPO/GlobalOpt.cpp @@ -426,13 +426,18 @@ static bool IsUserOfGlobalSafeForSRA(User *U, GlobalValue *GV) { // Scalar replacing *just* the outer index of the array is probably not // going to be a win anyway, so just give up. for (++GEPI; // Skip array index. - GEPI != E && (isa<ArrayType>(*GEPI) || isa<VectorType>(*GEPI)); + GEPI != E; ++GEPI) { uint64_t NumElements; if (const ArrayType *SubArrayTy = dyn_cast<ArrayType>(*GEPI)) NumElements = SubArrayTy->getNumElements(); - else - NumElements = cast<VectorType>(*GEPI)->getNumElements(); + else if (const VectorType *SubVectorTy = dyn_cast<VectorType>(*GEPI)) + NumElements = SubVectorTy->getNumElements(); + else { + assert(isa<StructType>(*GEPI) && + "Indexed GEP type is not array, vector, or struct!"); + continue; + } ConstantInt *IdxVal = dyn_cast<ConstantInt>(GEPI.getOperand()); if (!IdxVal || IdxVal->getZExtValue() >= NumElements) |
