[Bug tree-optimization/56360] Loop invariant motion by default can introduce speculative store

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56360



Richard Biener <rguenth at gcc dot gnu.org> changed:



           What    |Removed                     |Added

----------------------------------------------------------------------------

             Status|UNCONFIRMED                 |NEW

   Last reconfirmed|                            |2013-02-18

            Summary|Loop invariant motion can   |Loop invariant motion by

                   |introduce speculative store |default can introduce

                   |                            |speculative store

     Ever Confirmed|0                           |1



--- Comment #7 from Richard Biener <rguenth at gcc dot gnu.org> 2013-02-18 
10:49:12 UTC ---

It's a bit late to flip the bit for 4.8 (fallout from little testing coverage

of the disallow-store-data-racse paths).  Also the --param should become a

regular switch before we flip its default anywhere.



I changed the summary according to facts.