| // RUN: clang -fsyntax-only -verify %s |
| struct X { |
| X(); |
| X(int); |
| }; |
| |
| X operator+(X, X); |
| X operator-(X, X) { X x; return x; } |
| |
| struct Y { |
| Y operator-() const; |
| void operator()(int x = 17) const; |
| int operator[](int); |
| |
| static int operator+(Y, Y); // expected-error{{overloaded 'operator+' cannot be a static member function}} |
| }; |
| |
| |
| void f(X x) { |
| x = operator+(x, x); |
| } |
| |
| X operator+(int, float); // expected-error{{overloaded 'operator+' must have at least one parameter of class or enumeration type}} |
| |
| X operator*(X, X = 5); // expected-error{{parameter of overloaded 'operator*' cannot have a default argument}} |
| |
| X operator/(X, X, ...); // expected-error{{overloaded 'operator/' cannot be variadic}} |
| |
| X operator%(Y); // expected-error{{overloaded 'operator%' must be a binary operator (has 1 parameter)}} |
| |
| void operator()(Y&, int, int); // expected-error{{overloaded 'operator()' must be a non-static member function}} |
| |
| typedef int INT; |
| typedef float FLOAT; |
| Y& operator++(Y&); |
| Y operator++(Y&, INT); |
| X operator++(X&, FLOAT); // expected-error{{parameter of overloaded post-increment operator must have type 'int' (not 'FLOAT' (aka 'float'))}} |
| |
| int operator+; // expected-error{{'operator+' cannot be the name of a variable or data member}} |