return false;
}
+bool Constant::isNotMinSignedValue() const {
+ // Check for INT_MIN integers
+ if (const ConstantInt *CI = dyn_cast<ConstantInt>(this))
+ return !CI->isMinValue(/*isSigned=*/true);
+
+ // Check for FP which are bitcasted from INT_MIN integers
+ if (const ConstantFP *CFP = dyn_cast<ConstantFP>(this))
+ return !CFP->getValueAPF().bitcastToAPInt().isMinSignedValue();
+
+ // Check for constant vectors which are splats of INT_MIN values.
+ if (const ConstantVector *CV = dyn_cast<ConstantVector>(this))
+ if (Constant *Splat = CV->getSplatValue())
+ return Splat->isNotMinSignedValue();
+
+ // Check for constant vectors which are splats of INT_MIN values.
+ if (const ConstantDataVector *CV = dyn_cast<ConstantDataVector>(this))
+ if (Constant *Splat = CV->getSplatValue())
+ return Splat->isNotMinSignedValue();
+
+ // It *may* contain INT_MIN, we can't tell.
+ return false;
+}
+
// Constructor to create a '0' constant of arbitrary type...
Constant *Constant::getNullValue(Type *Ty) {
switch (Ty->getTypeID()) {