llvm-project/clang/test/SemaTemplate/friend.cpp

50 lines
914 B
C++

// RUN: %clang_cc1 -fsyntax-only -verify %s
template<typename T> struct A {
struct B { };
friend struct B;
};
void f() {
A<int>::B b;
}
struct C0 {
friend struct A<int>;
};
namespace PR6770 {
namespace N {
int f1(int);
}
using namespace N;
namespace M {
float f1(float);
}
using M::f1;
template<typename T> void f1(T, T);
template <class T>
void f() {
friend class f; // expected-error{{'friend' used outside of class}}
friend class f1; // expected-error{{'friend' used outside of class}}
}
}
namespace friend_redecl_inline {
// We had a bug where instantiating the foo friend declaration would check the
// defined-ness of the most recent decl while checking if the canonical decl was
// inlined.
void foo();
void bar();
template <typename T>
class C {
friend void foo();
friend inline void bar();
};
inline void foo() {}
inline void bar() {}
C<int> c;
}