c++/10849: [3.3/3.4 regression] Cannot define an out-of-class specialization of a private nested template class

>Number:         10849
>Category:       c++
>Synopsis:       [3.3/3.4 regression] Cannot define an out-of-class specialization of a private nested template class
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    unassigned
>State:          open
>Class:          rejects-legal
>Submitter-Id:   net
>Arrival-Date:   Sun May 18 21:56:00 UTC 2003
>Closed-Date:
>Last-Modified:
>Originator:     Giovanni Bajo
>Release:        3.3 and 3.4 (CVS 20030503)
>Organization:
>Environment:
i686-pc-cygwin
>Description:
Reported by Ole Laursen here:
http://gcc.gnu.org/ml/gcc/2003-05/msg01686.html

---------------------------------------------
class X
{
private:
    template <typename T> struct Y;
};

template <> 
struct X::Y<int>
{};
---------------------------------------------
gccbug5.cpp:4: error: `template<class T> struct X::Y' is private
gccbug5.cpp:9: error: within this context

Regression on the 3.3 branch and mainline (3.2.2 and 2.95
worked fine).
>How-To-Repeat:
Compile the above snippet
>Fix:

>Release-Note:
>Audit-Trail:
>Unformatted: