1 // RUN: %clang_cc1 -fsyntax-only -verify %s 2 struct X { 3 X(); 4 X(int); 5 }; 6 7 X operator+(X, X); 8 X operator-(X, X) { X x; return x; } 9 10 struct Y { 11 Y operator-() const; 12 void operator()(int x = 17) const; 13 int operator[](int); 14 15 static int operator+(Y, Y); // expected-error{{overloaded 'operator+' cannot be a static member function}} 16 }; 17 18 19 void f(X x) { 20 x = operator+(x, x); 21 } 22 23 X operator+(int, float); // expected-error{{overloaded 'operator+' must have at least one parameter of class or enumeration type}} 24 25 X operator*(X, X = 5); // expected-error{{parameter of overloaded 'operator*' cannot have a default argument}} 26 27 X operator/(X, X, ...); // expected-error{{overloaded 'operator/' cannot be variadic}} 28 29 X operator%(Y); // expected-error{{overloaded 'operator%' must be a binary operator (has 1 parameter)}} 30 31 void operator()(Y&, int, int); // expected-error{{overloaded 'operator()' must be a non-static member function}} 32 33 typedef int INT; 34 typedef float FLOAT; 35 Y& operator++(Y&); 36 Y operator++(Y&, INT); 37 X operator++(X&, FLOAT); // expected-error{{parameter of overloaded post-increment operator must have type 'int' (not 'FLOAT' (aka 'float'))}} 38 39 int operator+; // expected-error{{'operator+' cannot be the name of a variable or data member}} 40 41 namespace PR6238 { 42 static struct { 43 void operator()(); 44 } plus; 45 } 46 47 struct PR10839 { 48 operator int; // expected-error{{'operator int' cannot be the name of a variable or data member}} 49 int operator+; // expected-error{{'operator+' cannot be the name of a variable or data member}} 50 }; 51 52 namespace PR14120 { 53 struct A { 54 static void operator()(int& i) { ++i; } // expected-error{{overloaded 'operator()' cannot be a static member function}} 55 }; 56 void f() { 57 int i = 0; 58 A()(i); 59 } 60 } 61
