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// RUN: %clang_cc1 -fsyntax-only -std=c++11 -verify %s
template<typename T> struct A {
void f() { }
struct N { }; // expected-note{{target of using declaration}}
};
template<typename T> struct B : A<T> {
using A<T>::f;
using A<T>::N; // expected-error{{dependent using declaration resolved to type without 'typename'}}
using A<T>::foo; // expected-error{{no member named 'foo'}}
using A<double>::f; // expected-error{{using declaration refers into 'A<double>::', which is not a base class of 'B<int>'}}
};
B<int> a; // expected-note{{in instantiation of template class 'B<int>' requested here}}
template<typename T> struct C : A<T> {
using A<T>::f;
void f() { };
};
template <typename T> struct D : A<T> {
using A<T>::f;
void f();
};
template<typename T> void D<T>::f() { }
template<typename T> struct E : A<T> {
using A<T>::f;
void g() { f(); }
};
namespace test0 {
struct Base {
int foo;
};
template<typename T> struct E : Base {
using Base::foo;
};
template struct E<int>;
}
// PR7896
namespace PR7896 {
template <class T> struct Foo {
int k (float);
};
struct Baz {
int k (int);
};
template <class T> struct Bar : public Foo<T>, Baz {
using Foo<T>::k;
using Baz::k;
int foo() {
return k (1.0f);
}
};
template int Bar<int>::foo();
}
// PR10883
namespace PR10883 {
template <typename T>
class Base {
public:
typedef long Container;
};
template <typename T>
class Derived : public Base<T> {
public:
using Base<T>::Container;
void foo(const Container& current); // expected-error {{unknown type name 'Container'}}
};
}
template<typename T> class UsingTypenameNNS {
using typename T::X;
typename X::X x;
};
namespace aliastemplateinst {
template<typename T> struct A { };
template<typename T> using APtr = A<T*>; // expected-note{{previous use is here}}
template struct APtr<int>; // expected-error{{type alias template 'APtr' cannot be referenced with a struct specifier}}
}
namespace DontDiagnoseInvalidTest {
template <bool Value> struct Base {
static_assert(Value, ""); // expected-error {{static_assert failed}}
};
struct Derived : Base<false> { // expected-note {{requested here}}
using Base<false>::Base; // OK. Don't diagnose that 'Base' isn't a base class of Derived.
};
} // namespace DontDiagnoseInvalidTest
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