[Bug tree-optimization/50569] [4.6/4.7 regression] unaligned memory accesses generated for memcpy

[ebotcazou at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50569

Eric Botcazou <ebotcazou at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |WAITING
      Known to work|                            |4.4.6, 4.5.4
           Keywords|                            |wrong-code
   Last reconfirmed|                            |2011-12-09
          Component|middle-end                  |tree-optimization
                 CC|                            |ebotcazou at gcc dot
                   |                            |gnu.org
     Ever Confirmed|0                           |1
            Summary|Wrong code error: memcpy    |[4.6/4.7 regression]
                   |eliminated when it is       |unaligned memory accesses
                   |needed                      |generated for memcpy
   Target Milestone|---                         |4.6.3
      Known to fail|                            |4.6.1, 4.7.0

--- Comment #9 from Eric Botcazou <ebotcazou at gcc dot gnu.org> 2011-12-09 08:45:18 UTC ---
Please try the 4.6 branch (or a snapshot with the fix for PR tree-opt/51315).