[Bug tree-optimization/52979] [4.7/4.8 Regression] likely wrong code bug w/packed bitfields

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52979

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
      Known to work|                            |4.6.3
           Keywords|                            |wrong-code
   Last reconfirmed|                            |2012-04-16
          Component|c                           |tree-optimization
     Ever Confirmed|0                           |1
            Summary|likely wrong code bug       |[4.7/4.8 Regression] likely
                   |w/packed bitfields          |wrong code bug w/packed
                   |                            |bitfields
   Target Milestone|---                         |4.7.1
      Known to fail|                            |4.7.0, 4.8.0

--- Comment #1 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-04-16 
09:46:28 UTC ---
Confirmed with -O2 -ftree-vectorize.