Access to a private member - Rebuild of the Debian archive with clang

"Access to a private member" build failure(s)
clang 3.4.2

This code is accepted by g++ but refused by clang.
gcc bug #52373 has been reported, which is a duplicate of the bug #41437.

class A
{
    struct st
    {
        static void f();
    };
};

template <typename t> void foo()
{
    A::st::f();
}

Versions: 2.9 - 3.0 - 3.1 - 3.2 - 3.3 - 3.4 - 3.4.2 - 3.5.0 - 3.6.0 - 3.8.1 - 3.9.1 - 4.0.1 - 5.0 - 6.0 - 8.0.1 - 9.0.1 - 10.0.0 - 11.0.0 - 12.0.1 - 13.0.0

Package	Version	Supposed error message	Full log
bobcat	3.23.00-2	tmp/bobcat/fswap:90:12: error: 'Xch' is a private member of 'FBB::FSwap'	Log
crystalspace	2.0+dfsg-1	./include/csutil/hash.h:318:50: error: 'key' is a private member of 'CS::Container::HashElement'	Log
libecap	0.2.0-1	../../../src/libecap/common/area.h:60:77: error: 'does_not_support_comparisons' is a private member of 'libecap::Area'	Log

3 errors

Debian Package rebuild