Value |= IntVal << IntShift; // Set new integer.
}
+ PointerTy const *getAddrOfPointer() const {
+ assert(Value == reinterpret_cast<intptr_t>(getPointer()) &&
+ "Can only return the address if IntBits is cleared and "
+ "PtrTraits doesn't change the pointer");
+ return reinterpret_cast<PointerTy const *>(&Value);
+ }
+
void *getOpaqueValue() const { return reinterpret_cast<void*>(Value); }
void setFromOpaqueValue(void *Val) { Value = reinterpret_cast<intptr_t>(Val);}
if (is<T>()) return get<T>();
return T();
}
+
+ /// \brief If the union is set to the first pointer type we can get an
+ /// address pointing to it.
+ template <typename T>
+ PT1 const *getAddrOf() const {
+ assert(is<PT1>() && "Val is not the first pointer");
+ assert(get<PT1>() == Val.getPointer() &&
+ "Can't get the address because PointerLikeTypeTraits changes the ptr");
+ T const *can_only_get_address_of_first_pointer_type
+ = reinterpret_cast<PT1 const *>(Val.getAddrOfPointer());
+ return can_only_get_address_of_first_pointer_type;
+ }
/// Assignment operators - Allow assigning into this union from either
/// pointer type, setting the discriminator to remember what it came from.