// Check to see if we are changing the return type...
if (OldRetTy != FT->getReturnType()) {
if (Callee->isExternal() && !Caller->use_empty() &&
- OldRetTy != FT->getReturnType())
+ OldRetTy != FT->getReturnType() &&
+ // Conversion is ok if changing from pointer to int of same size.
+ !(isa<PointerType>(FT->getReturnType()) &&
+ TD->getIntPtrType() == OldRetTy))
return false; // Cannot transform this return value.
// If the callsite is an invoke instruction, and the return value is used by
ConstantInt *c = dyn_cast<ConstantInt>(*AI);
//Either we can cast directly, or we can upconvert the argument
bool isConvertible = ActTy == ParamTy ||
+ (isa<PointerType>(ParamTy) && isa<PointerType>(ActTy)) ||
(ParamTy->isIntegral() && ActTy->isIntegral() &&
ParamTy->getPrimitiveSize() >= ActTy->getPrimitiveSize()) ||
(c && ParamTy->getPrimitiveSize() >= ActTy->getPrimitiveSize() &&