[Bug middle-end/31531] A microoptimization of isnegative of signed integer

[pinskia at gcc dot gnu dot org]

------- Comment #2 from pinskia at gcc dot gnu dot org  2007-04-10 19:17 -------
What the real issue is that we don't fold !(x >= 0) into x < 0 before
expanding.


-- 

pinskia at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
          Component|c                           |middle-end
           Keywords|                            |missed-optimization
            Summary|A microoptimization of      |A microoptimization of
                   |isnegative or               |isnegative of signed integer
                   |greaterthan2millions.       |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31531