llvm-for-llvmta/tools/clang/test/CXX/temp/temp.spec/temp.explicit/p12.cpp

50 lines
1.3 KiB
C++

// RUN: %clang_cc1 -fsyntax-only -verify %s
namespace test0 {
char* p = 0;
template<class T> T g(T x = &p) { return x; }
template int g<int>(int); // OK even though &p isn't an int.
}
// Don't impose access restrictions on explicit instantiations.
namespace test1 {
class A {
class Private {};
public:
typedef Private Public;
};
template <class T> class Temp {
static Temp<A::Public> make() { return Temp<A::Public>(); }
};
template class Temp<A::Private>;
// FIXME: this ought to be an error, but it isn't because Sema is
// silently failing to create a declaration for the explicit
// instantiation.
template class Temp<A::Private> Temp<int>::make();
}
// Don't impose access restrictions on explicit specializations,
// either. This goes here because it's an extension of the rule for
// explicit instantiations and doesn't have any independent support.
namespace test2 {
class A {
class Private {}; // expected-note {{implicitly declared private here}}
public:
typedef Private Public;
};
template <class T> class Temp {
static Temp<A::Public> make();
};
template <> class Temp<A::Private> {
public:
Temp(int x) {}
};
template <> class Temp<A::Private> Temp<int>::make() { // expected-error {{'Private' is a private member of 'test2::A'}}
return Temp<A::Public>(0);
}
}