forked from OSchip/llvm-project
40 lines
1.3 KiB
C++
40 lines
1.3 KiB
C++
// RUN: %clang_cc1 -fsyntax-only -verify %s
|
|
|
|
namespace A {
|
|
class String; // expected-note {{target of using declaration}}
|
|
};
|
|
|
|
using A::String; // expected-note {{using declaration}}
|
|
class String; // expected-error {{conflicts with target of using declaration}}
|
|
|
|
// rdar://8603569
|
|
union value {
|
|
char *String;
|
|
};
|
|
|
|
namespace UnambiguousStaticMemberTemplate {
|
|
// A static member template is not ambiguous if found in multiple base class
|
|
// subobjects.
|
|
struct A { template<typename T> static void f(T); static void g(); };
|
|
struct B : A { using A::f; using A::g; };
|
|
struct C : A { using A::f; using A::g; };
|
|
struct D : B, C {};
|
|
void f(D d) { d.f(0); d.g(); }
|
|
}
|
|
|
|
namespace UnambiguousReorderedMembers {
|
|
// Static members are not ambiguous if we find them in a different order in
|
|
// multiple base classes.
|
|
struct A { static void f(); };
|
|
struct B { static void f(int); };
|
|
struct C : A, B { using A::f; using B::f; }; // expected-note {{found}}
|
|
struct D : B, A { using B::f; using A::f; };
|
|
struct E : C, D {};
|
|
void f(E e) { e.f(0); }
|
|
|
|
// But a different declaration set in different base classes does result in ambiguity.
|
|
struct X : B, A { using B::f; using A::f; static void f(int, int); }; // expected-note {{found}}
|
|
struct Y : C, X {};
|
|
void g(Y y) { y.f(0); } // expected-error {{found in multiple base classes of different types}}
|
|
}
|