[Bug rtl-optimization/49936] [4.7 Regression] IRA handles CANNOT_CHANGE_MODE_CLASS poorly, + spills to memory on 4.7

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49936

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |4.7.0
            Summary|[4.7 regression] IRA        |[4.7 Regression] IRA
                   |handles                     |handles
                   |CANNOT_CHANGE_MODE_CLASS    |CANNOT_CHANGE_MODE_CLASS
                   |poorly, + spills to memory  |poorly, + spills to memory
                   |on 4.7                      |on 4.7