42 lines
		
	
	
		
			844 B
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			42 lines
		
	
	
		
			844 B
		
	
	
	
		
			C++
		
	
	
	
// RUN: %clang_cc1 -fsyntax-only -verify %s
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struct Sub0 {
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  int &operator[](int);
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};
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struct Sub1 {
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  long &operator[](long); // expected-note{{candidate function}}
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};
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struct ConvertibleToInt {
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  operator int();
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};
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template<typename T, typename U, typename Result>
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struct Subscript0 {
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  void test(T t, U u) {
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    Result &result = t[u]; // expected-error{{no viable overloaded operator[] for type}}
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  }
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};
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template struct Subscript0<int*, int, int&>;
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template struct Subscript0<Sub0, int, int&>;
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template struct Subscript0<Sub1, ConvertibleToInt, long&>;
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template struct Subscript0<Sub1, Sub0, long&>; // expected-note{{instantiation}}
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// PR5345
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template <typename T>
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struct S {
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  bool operator[](int n) const { return true; }
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};
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template <typename T>
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void Foo(const S<int>& s, T x) {
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  if (s[0]) {}
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}
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void Bar() {
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  Foo(S<int>(), 0);
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}
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