[Bug target/49865] [4.7 Regression] Unnecessary reload causes small bloat

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49865

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Priority|P3                          |P1
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2011-10-27
                 CC|                            |vmakarov at gcc dot gnu.org
      Known to work|                            |4.6.2
     Ever Confirmed|0                           |1
      Known to fail|                            |4.7.0
           Severity|normal                      |minor

--- Comment #3 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-10-27 
09:54:39 UTC ---
Confirmed.  The load is CSEd but the reg has a REG_EQUIV note pointing
to the MEM and is reloaded.  An IRA regression.

Vlad, can you investigate if there is a bug?