1 // RUN: %clang_cc1 -fsyntax-only -verify %s 2 3 4 struct Sub0 { 5 int &operator[](int); 6 }; 7 8 struct Sub1 { 9 long &operator[](long); // expected-note{{candidate function}} 10 }; 11 12 struct ConvertibleToInt { 13 operator int(); 14 }; 15 16 template<typename T, typename U, typename Result> 17 struct Subscript0 { 18 void test(T t, U u) { 19 Result &result = t[u]; // expected-error{{no viable overloaded operator[] for type}} 20 } 21 }; 22 23 template struct Subscript0<int*, int, int&>; 24 template struct Subscript0<Sub0, int, int&>; 25 template struct Subscript0<Sub1, ConvertibleToInt, long&>; 26 template struct Subscript0<Sub1, Sub0, long&>; // expected-note{{instantiation}} 27 28 // PR5345 29 template <typename T> 30 struct S { 31 bool operator[](int n) const { return true; } 32 }; 33 34 template <typename T> 35 void Foo(const S<int>& s, T x) { 36 if (s[0]) {} 37 } 38 39 void Bar() { 40 Foo(S<int>(), 0); 41 } 42