forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			149 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			149 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			C++
		
	
	
	
| // RUN: %clang_cc1 -fsyntax-only -verify %s 
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| int f(double); // expected-note{{candidate function}}
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| int f(int); // expected-note{{candidate function}}
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| 
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| int (*pfd)(double) = f; // selects f(double)
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| int (*pfd2)(double) = &f; // selects f(double)
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| int (*pfd3)(double) = ((&((f)))); // selects f(double)
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| int (*pfi)(int) = &f;    // selects f(int)
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| // FIXME: This error message is not very good. We need to keep better
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| // track of what went wrong when the implicit conversion failed to
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| // give a better error message here.
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| int (*pfe)(...) = &f;    // expected-error{{address of overloaded function 'f' does not match required type 'int (...)'}}
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| int (&rfi)(int) = f;     // selects f(int)
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| int (&rfd)(double) = f;  // selects f(double)
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| 
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| void g(int (*fp)(int));   // expected-note{{note: candidate function}}
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| void g(int (*fp)(float));
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| void g(int (*fp)(double)); // expected-note{{note: candidate function}}
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| 
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| int g1(int);
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| int g1(char);
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| 
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| int g2(int);
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| int g2(double);
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| 
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| template<typename T> T g3(T);
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| int g3(int);
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| int g3(char);
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| 
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| void g_test() {
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|   g(g1);
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|   g(g2); // expected-error{{call to 'g' is ambiguous; candidates are:}}
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|   g(g3);
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| }
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| 
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| template<typename T> T h1(T);
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| template<typename R, typename A1> R h1(A1);
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| int h1(char);
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| 
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| void ha(int (*fp)(int));
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| void hb(int (*fp)(double));
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| 
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| void h_test() {
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|   ha(h1);
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|   hb(h1);
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| }
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| 
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| struct A { };
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| void f(void (*)(A *));
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| 
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| struct B
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| {
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|   void g() { f(d); }
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|   void d(void *);
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|   static void d(A *);
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| };
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| 
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| struct C {
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|   C &getC() {
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|     // FIXME: this error message is terrible
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|     return makeAC; // expected-error{{cannot bind to a value of unrelated type}}
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|   }
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| 
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|   C &makeAC();
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|   const C &makeAC() const;
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| 
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|   static void f(); // expected-note{{candidate function}}
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|   static void f(int); // expected-note{{candidate function}}
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| 
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|   void g() {
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|     int (&fp)() = f; // expected-error{{address of overloaded function 'f' does not match required type 'int ()'}}
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|   }
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| };
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| 
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| // PR6886
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| namespace test0 {
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|   void myFunction(void (*)(void *));
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| 
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|   class Foo {
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|     void foo();
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| 
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|     static void bar(void*);
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|     static void bar();
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|   };
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| 
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|   void Foo::foo() {
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|     myFunction(bar);
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|   }
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| }
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| 
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| namespace PR7971 {
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|   struct S {
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|     void g() {
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|       f(&g);
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|     }
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|     void f(bool (*)(int, char));
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|     static bool g(int, char);
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|   };
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| }
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| 
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| namespace PR8033 {
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|   template <typename T1, typename T2> int f(T1 *, const T2 *); // expected-note 2{{candidate function [with T1 = const int, T2 = int]}}
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|   template <typename T1, typename T2> int f(const T1 *, T2 *); // expected-note 2{{candidate function [with T1 = int, T2 = const int]}}
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|   int (*p)(const int *, const int *) = f; // expected-error{{address of overloaded function 'f' is ambiguous}} \
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|   // expected-error{{address of overloaded function 'f' is ambiguous}}
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| 
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| }
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| 
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| namespace PR8196 {
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|   template <typename T> struct mcdata {
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|     typedef int result_type;
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|   };
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|   template <class T> 
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|     typename mcdata<T>::result_type wrap_mean(mcdata<T> const&);
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|   void add_property(double(*)(mcdata<double> const &)); // expected-note{{candidate function not viable: no overload of 'wrap_mean' matching}}
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|   void f() {
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|     add_property(&wrap_mean); // expected-error{{no matching function for call to 'add_property'}}
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|   }
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| }
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| 
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| namespace PR7425 {
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|   template<typename T>
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|   void foo()
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|   {
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|   }
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| 
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|   struct B
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|   {
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|     template<typename T>
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|     B(const T&)
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|     {
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|     }
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|   };
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| 
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|   void bar(const B& b)
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|   {
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|   }
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| 
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|   void bar2(const B& b = foo<int>)
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|   {
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|   }
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| 
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|   void test(int argc, char** argv)
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|   {
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|     bar(foo<int>);
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|     bar2();
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|   }
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| }
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