forked from OSchip/llvm-project
60 lines
2.0 KiB
C++
60 lines
2.0 KiB
C++
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// RUN: clang-cc -fsyntax-only -verify %s
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struct Outer {
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struct Inner {
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int intfield;
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};
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};
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struct Base {
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void base_member();
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typedef int Int;
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Int typedeffed_member();
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};
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struct Derived : public Base {
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};
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int myglobal;
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class A {
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class AInner {
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};
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friend class PreDeclared;
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friend class Outer::Inner;
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friend int Outer::Inner::intfield; // expected-error {{ friends can only be classes or functions }}
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friend int Outer::Inner::missing_field; //expected-error {{ friends can only be classes or functions }}
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friend int myoperation(float); // okay
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friend int myglobal; // expected-error {{ friends can only be classes or functions }}
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void a_member();
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friend void A::a_member(); // expected-error {{ friends cannot be members of the declaring class }}
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friend void a_member(); // okay (because we ignore class scopes when looking up friends)
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friend class A::AInner; // expected-error {{ friends cannot be members of the declaring class }}
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friend class AInner; // expected-error {{ friends cannot be members of the declaring class }}
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friend void Derived::missing_member(); // expected-error {{ no function named 'missing_member' with type 'void ()' was found in the specified scope }}
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friend void Derived::base_member(); // expected-error {{ no function named 'base_member' with type 'void ()' was found in the specified scope }}
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friend int Base::typedeffed_member(); // okay: should look through typedef
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// These test that the friend is properly not being treated as a
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// member function.
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friend A operator|(const A& l, const A& r); // okay
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friend A operator|(const A& r); // expected-error {{ overloaded 'operator|' must be a binary operator (has 1 parameter) }}
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friend operator bool() const; // expected-error {{ must use a qualified name when declaring a conversion operator as a friend }}
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typedef void ftypedef();
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friend ftypedef typedeffed_function; // okay (because it's not declared as a member)
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};
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class PreDeclared;
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int myoperation(float f) {
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return (int) f;
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}
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