[Bug c++/51328] [4.4/4.5/4.6/4.7 Regression] ICE on invalid template parameter

[paolo.carlini at oracle dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51328

--- Comment #3 from Paolo Carlini <paolo.carlini at oracle dot com> 2011-12-19 14:29:44 UTC ---
Well, rejects it a instantiation time.

Thus I guess rejecting it earlier is fine, but we don't want to misled people
by saying that 'typename T::~T' would be ok.