if (isa<UndefValue>(FalseVal)) // select C, X, undef -> X
return TrueVal;
- if (const auto *ICI = dyn_cast<ICmpInst>(CondVal)) {
+ const auto *ICI = dyn_cast<ICmpInst>(CondVal);
+ unsigned BitWidth = TrueVal->getType()->getScalarSizeInBits();
+ if (ICI && BitWidth) {
ICmpInst::Predicate Pred = ICI->getPredicate();
- APInt MinSignedValue =
- APInt::getSignBit(TrueVal->getType()->getScalarSizeInBits());
+ APInt MinSignedValue = APInt::getSignBit(BitWidth);
Value *X;
const APInt *Y;
- bool IsBitTest = false;
bool TrueWhenUnset;
+ bool IsBitTest = false;
if (ICmpInst::isEquality(Pred) &&
match(ICI->getOperand(0), m_And(m_Value(X), m_APInt(Y))) &&
match(ICI->getOperand(1), m_Zero())) {