[Bug libstdc++/53242] Invalid write in push_back

[pinskia at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53242

--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> 2012-05-05 00:54:49 UTC ---
(In reply to comment #2)
> Thanks Andrew,
> 
> In fact, the indices are incorrect. I screwed up because I forgot to update the
> calculation of the mask.

Next time, please try to debug it using gdb before filing a bug report.