[Bug c++/54770] sibling call optimization is not applied where it ought to be

[redi at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54770

--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> 2012-10-02 00:37:30 UTC ---
4.5.2 is no longer maintained so won't be fixed in any case - could you check
whether the problem still exists in a current release, i.e. 4.6+, preferably
checking the trunk (i.e 4.8)?