[Bug tree-optimization/56608] SLP seems to produce incorrect value with -ffast-math

pinskia at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Wed Mar 13 03:27:00 GMT 2013


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56608

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
          Component|c                           |tree-optimization
            Summary|built-in floor function     |SLP seems to produce
                   |returns false results when  |incorrect value with
                   |build with -ffast-math      |-ffast-math

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> 2013-03-13 03:27:07 UTC ---
I don't think this has anything to do with floor/ceil folding but rather the
SLP pass is going wrong somewhere.



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