[Bug c++/49488] [C++0x] Use 'final' for devirtualization purposes

[redi at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49488

--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> 2011-06-21 16:03:43 UTC ---
*cough* PR 46043 *cough*