[Bug c++/49507] [4.6/4.7 Regression] ICE because of defaulted template destructor

[jason at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49507

--- Comment #2 from Jason Merrill <jason at gcc dot gnu.org> 2011-06-23 
14:28:00 UTC ---
For 4.6.1 let's just revert r174159.  Will you do that or shall I?