diff options
Diffstat (limited to 'lib/Transforms/InstCombine/InstructionCombining.cpp')
| -rw-r--r-- | lib/Transforms/InstCombine/InstructionCombining.cpp | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/lib/Transforms/InstCombine/InstructionCombining.cpp b/lib/Transforms/InstCombine/InstructionCombining.cpp index b8a533bf7c..2548ac1b2f 100644 --- a/lib/Transforms/InstCombine/InstructionCombining.cpp +++ b/lib/Transforms/InstCombine/InstructionCombining.cpp @@ -1058,10 +1058,9 @@ Instruction *InstCombiner::visitGetElementPtrInst(GetElementPtrInst &GEP) { !isa<BitCastInst>(BCI->getOperand(0)) && GEP.hasAllConstantIndices() && StrippedPtrTy->getAddressSpace() == GEP.getPointerAddressSpace()) { - // Determine how much the GEP moves the pointer. We are guaranteed to get - // a constant back from EmitGEPOffset. - ConstantInt *OffsetV = cast<ConstantInt>(EmitGEPOffset(&GEP)); - int64_t Offset = OffsetV->getSExtValue(); + // Determine how much the GEP moves the pointer. + SmallVector<Value*, 8> Ops(GEP.idx_begin(), GEP.idx_end()); + int64_t Offset = TD->getIndexedOffset(GEP.getPointerOperandType(), Ops); // If this GEP instruction doesn't move the pointer, just replace the GEP // with a bitcast of the real input to the dest type. |