blob: 507894a2ff691ab40a24114b9c7ac78179b9534f [file] [log] [blame]
// RUN: clang-cc -fsyntax-only -verify %s
// Tests various places where requiring a complete type involves
// instantiation of that type.
template<typename T>
struct X {
X(T);
T f; // expected-error{{data member instantiated with function type 'float (int)'}} \
// expected-error{{data member instantiated with function type 'int (int)'}} \
// expected-error{{data member instantiated with function type 'char (char)'}} \
// expected-error{{data member instantiated with function type 'short (short)'}} \
// expected-error{{data member instantiated with function type 'float (float)'}}
};
X<int> f() { return 0; }
struct XField {
X<float(int)> xf; // expected-note{{in instantiation of template class 'struct X<float (int)>' requested here}}
};
void test_subscript(X<double> *ptr1, X<int(int)> *ptr2, int i) {
(void)ptr1[i];
(void)ptr2[i]; // expected-note{{in instantiation of template class 'struct X<int (int)>' requested here}}
}
void test_arith(X<signed char> *ptr1, X<unsigned char> *ptr2,
X<char(char)> *ptr3, X<short(short)> *ptr4) {
(void)(ptr1 + 5);
// FIXME: if I drop the ')' after void, below, it still parses (!)
(void)(5 + ptr2);
(void)(ptr3 + 5); // expected-note{{in instantiation of template class 'struct X<char (char)>' requested here}}
(void)(5 + ptr4); // expected-note{{in instantiation of template class 'struct X<short (short)>' requested here}}
}
void test_new() {
(void)new X<float>(0);
(void)new X<float(float)>; // expected-note{{in instantiation of template class 'struct X<float (float)>' requested here}}
}
void test_memptr(X<long> *p1, long X<long>::*pm1,
X<long(long)> *p2,
long (X<long(long)>::*pm2)(long)) {
(void)(p1->*pm1);
(void)((p2->*pm2)(0));
}
// Reference binding to a base
template<typename T>
struct X1 { };
template<typename T>
struct X2 : public T { };
void refbind_base(X2<X1<int> > &x2) {
X1<int> &x1 = x2;
}
// Enumerate constructors for user-defined conversion.
template<typename T>
struct X3 {
X3(T);
};
void enum_constructors(X1<float> &x1) {
X3<X1<float> > x3 = x1;
}