116 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			116 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C++
		
	
	
	
// RUN: %clang_cc1 -fsyntax-only -verify %s
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// RUN: %clang_cc1 -fsyntax-only -verify -std=c++98 %s
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// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s
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// We have to avoid ADL for this test.
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template <unsigned N> class test {};
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class foo {};	// expected-note {{candidate constructor (the implicit copy constructor) not viable}}
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#if __cplusplus >= 201103L // C++11 or later
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// expected-note@-2 {{candidate constructor (the implicit move constructor) not viable}}
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#endif
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test<0> foo(foo); // expected-note {{candidate}}
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namespace Test0 {
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  class foo { int x; };
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  test<1> foo(class foo);
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  namespace A {
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    test<2> foo(class ::foo); // expected-note {{candidate}} \
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    // expected-note{{passing argument to parameter here}}
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    void test0() {
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      using ::foo;
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      class foo a;
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      test<0> _ = (foo)(a);
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    }
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    void test1() {
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      using Test0::foo;
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      class foo a;
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      test<1> _ = (foo)(a);
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    };
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    void test2() {
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      class ::foo a;
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      // Argument-dependent lookup is ambiguous between B:: and ::.
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      test<0> _0 = foo(a); // expected-error {{call to 'foo' is ambiguous}}
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      // But basic unqualified lookup is not.
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      test<2> _1 = (foo)(a);
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      class Test0::foo b;
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      test<2> _2 = (foo)(b); // expected-error {{no viable conversion from 'class Test0::foo' to 'class ::foo'}}
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    }
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  }
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}
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namespace Test1 {
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  namespace A {
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    class a {};
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  }
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  namespace B {
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    typedef class {} b;
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  }
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  namespace C {
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    int c(); // expected-note {{target of using declaration}}
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  }
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  namespace D {
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    using typename A::a;
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    using typename B::b;
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    using typename C::c; // expected-error {{'typename' keyword used on a non-type}}
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    a _1 = A::a();
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    b _2 = B::b();
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  }
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}
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namespace test2 {
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  class A {
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  protected:
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    operator int();
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    operator bool();
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  };
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  class B : private A {
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  protected:
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    using A::operator int; // expected-note {{declared protected here}}
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  public:
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    using A::operator bool;
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  };
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  int test() {
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    bool b = B();
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    return B(); // expected-error {{'operator int' is a protected member of 'test2::B'}}
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  }
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}
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namespace test3 {
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  class A {
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  public:
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    ~A();
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  };
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  class B {
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    friend class C;
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  private:
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    operator A*();
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  };
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  class C : public B {
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  public:
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    using B::operator A*;
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  };
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  void test() {
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    delete C();
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  }
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}
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