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// RUN: %clang_cc1 -fsyntax-only -verify %s
// C++'0x [class.friend] p1:
// A friend of a class is a function or class that is given permission to use
// the private and protected member names from the class. A class specifies
// its friends, if any, by way of friend declarations. Such declarations give
// special access rights to the friends, but they do not make the nominated
// friends members of the befriending class.
//
// FIXME: Add tests for access control when implemented. Currently we only test
// for parsing.
struct S { static void f(); };
S* g() { return 0; }
struct X {
friend struct S;
friend S* g();
};
void test1() {
S s;
g()->f();
S::f();
X::g(); // expected-error{{no member named 'g' in 'X'}}
X::S x_s; // expected-error{{no member named 'S' in 'X'}}
X x;
x.g(); // expected-error{{no member named 'g' in 'X'}}
}
// Test that we recurse through namespaces to find already declared names, but
// new names are declared within the enclosing namespace.
namespace N {
struct X {
friend struct S;
friend S* g();
friend struct S2;
friend struct S2* g2();
};
struct S2 { static void f2(); };
S2* g2() { return 0; }
void test() {
g()->f();
S s;
S::f();
X::g(); // expected-error{{no member named 'g' in 'N::X'}}
X::S x_s; // expected-error{{no member named 'S' in 'N::X'}}
X x;
x.g(); // expected-error{{no member named 'g' in 'N::X'}}
g2();
S2 s2;
::g2(); // expected-error{{no member named 'g2' in the global namespace}}
::S2 g_s2; // expected-error{{no member named 'S2' in the global namespace}}
X::g2(); // expected-error{{no member named 'g2' in 'N::X'}}
X::S2 x_s2; // expected-error{{no member named 'S2' in 'N::X'}}
x.g2(); // expected-error{{no member named 'g2' in 'N::X'}}
}
}
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