51 lines
1.5 KiB
C++
51 lines
1.5 KiB
C++
// RUN: %clang_cc1 -fsyntax-only -verify %s -Wnon-pod-varargs
|
|
class X { }; // expected-note {{the implicit copy constructor}} \
|
|
// expected-note{{the implicit default constructor}}
|
|
|
|
int& copycon(X x); // expected-note{{passing argument to parameter}}
|
|
float& copycon(...);
|
|
|
|
void test_copycon(X x, X const xc, X volatile xv) {
|
|
int& i1 = copycon(x);
|
|
int& i2 = copycon(xc);
|
|
copycon(xv); // expected-error{{no matching constructor}}
|
|
}
|
|
|
|
class A {
|
|
public:
|
|
A(A&); // expected-note{{would lose const qualifier}} \
|
|
// expected-note{{no known conversion}}
|
|
};
|
|
|
|
class B : public A { }; // expected-note{{would lose const qualifier}} \
|
|
// expected-note{{would lose volatile qualifier}} \
|
|
// expected-note 2{{requires 0 arguments}}
|
|
|
|
short& copycon2(A a); // expected-note{{passing argument to parameter}}
|
|
int& copycon2(B b); // expected-note 2{{passing argument to parameter}}
|
|
float& copycon2(...);
|
|
|
|
void test_copycon2(A a, const A ac, B b, B const bc, B volatile bv) {
|
|
int& i1 = copycon2(b);
|
|
copycon2(bc); // expected-error{{no matching constructor}}
|
|
copycon2(bv); // expected-error{{no matching constructor}}
|
|
short& s1 = copycon2(a);
|
|
copycon2(ac); // expected-error{{no matching constructor}}
|
|
}
|
|
|
|
int& copycon3(A a); // expected-note{{passing argument to parameter 'a' here}}
|
|
float& copycon3(...);
|
|
|
|
void test_copycon3(B b, const B bc) {
|
|
int& i1 = copycon3(b);
|
|
copycon3(bc); // expected-error{{no matching constructor}}
|
|
}
|
|
|
|
class C : public B { };
|
|
|
|
float& copycon4(A a);
|
|
int& copycon4(B b);
|
|
|
|
void test_copycon4(C c) {
|
|
int& i = copycon4(c);
|
|
};
|