diff options
| -rw-r--r-- | lib/Transforms/Scalar/InstructionCombining.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/Transforms/Scalar/InstructionCombining.cpp b/lib/Transforms/Scalar/InstructionCombining.cpp index 785eb709aa..748969ab3b 100644 --- a/lib/Transforms/Scalar/InstructionCombining.cpp +++ b/lib/Transforms/Scalar/InstructionCombining.cpp @@ -492,6 +492,7 @@ Instruction *InstCombiner::visitShiftInst(Instruction &I) { if (ConstantUInt *CUI = dyn_cast<ConstantUInt>(Op1)) { unsigned TypeBits = Op0->getType()->getPrimitiveSize()*8; if (CUI->getValue() >= TypeBits && + TypeBits && // FIXME: Handle pointer operands here. This should go away !(Op0->getType()->isSigned() && I.getOpcode() == Instruction::Shr)) return ReplaceInstUsesWith(I, Constant::getNullValue(Op0->getType())); } |