chain-friend-instantiation.cpp
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// RUN: %clang_cc1 %s -ast-print -o - -chain-include %s -chain-include %s
// RUN: %clang_cc1 %s -ast-print -o - -fmodules -chain-include %s -chain-include %s
#if !defined(PASS1)
#define PASS1
template <class T> class TClass;
namespace NS {
template <class X, class Y> TClass<X> problematic(X * ptr, const TClass<Y> &src);
template <class T>
class TBaseClass
{
protected:
template <class X, class Y> friend TClass<X> problematic(X * ptr, const TClass<Y> &src);
};
}
template <class T>
class TClass: public NS::TBaseClass<T>
{
public:
inline TClass() { }
};
namespace NS {
template <class X, class T>
TClass<X> problematic(X *ptr, const TClass<T> &src);
}
template <class X, class T>
TClass<X> unconst(const TClass<T> &src);
#elif !defined(PASS2)
#define PASS2
namespace std {
class s {};
}
typedef TClass<std::s> TStr;
struct crash {
TStr str;
crash(const TClass<std::s> p)
{
unconst<TStr>(p);
}
};
#else
void f() {
const TStr p;
crash c(p);
}
#endif