[Bug c/45884] Incorrect removal of check for "less than zero" after adding value to (signed) long

[pinskia at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45884
Andrew Pinski <pinskia at gcc dot gnu.org> changed:

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

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> 2010-10-04 
18:01:46 UTC ---
Signed integer overflow is undefined so what GCC is doing is correct.  Use
-fwarpv if you want it to be defined to wrapping.