[Bug middle-end/43987] [4.5 regression] type-punning causes broken binaries unless -O0 is used

[pinskia at gcc dot gnu dot org]

------- Comment #1 from pinskia at gcc dot gnu dot org  2010-05-04 22:48 -------
Can you try also -fwrapv?  There could be other issues with the code besides
just aliasing issues.  Maybe there is a buffer overflow that shows up now with
the new optimizers.


-- 

pinskia at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Severity|critical                    |normal
          Component|c                           |middle-end


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43987