[Bug c++/47603] Optimization level O2 nad O3 produces different output from level O1 and O0

[pinskia at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47603

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|                            |DUPLICATE

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> 2011-02-03 
21:24:12 UTC ---
you are violating c/c++ aliasing rules.

*** This bug has been marked as a duplicate of bug 21920 ***