copy-ctor-assign.cpp [plain text]
template<typename T>
struct X {
template<typename U>
X(const X<U>& other)
: value(other.value + 1) { }
template<typename U>
X& operator=(const X<U>& other) {
value = other.value + 1; return *this;
}
T value;
};
struct Y {};
X<int Y::*> test0(X<int Y::*> x) { return x; }
X<int> test1(X<long> x) { return x; }
X<int> test2(X<int Y::*> x) {
return x; }
void test3(X<int> &x, X<int> xi, X<long> xl, X<int Y::*> xmptr) {
x = xi;
x = xl;
x = xmptr; }
struct X1 {
X1 &operator=(const X1&);
};
template<typename T>
struct X2 : X1 {
template<typename U> X2 &operator=(const U&);
};
struct X3 : X2<int> {
};
void test_X2(X3 &to, X3 from) {
to = from;
}