[Bug tree-optimization/49203] missed-optimization: useless expressions not moved out of loop

pinskia at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Fri May 27 23:53:00 GMT 2011


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49203

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |missed-optimization
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2011.05.27 22:31:13
     Ever Confirmed|0                           |1

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> 2011-05-27 22:31:13 UTC ---
Looks like LIM is only able to hoist invariants rather than push down
invariants.  It can push down invariant stores though.



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