[Bug rtl-optimization/49890] IRA spill with plenty of available registers

[vmakarov at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49890

--- Comment #2 from Vladimir Makarov <vmakarov at gcc dot gnu.org> 2011-08-18 
17:06:26 UTC ---
Author: vmakarov
Date: Thu Aug 18 17:06:18 2011
New Revision: 177874

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=177874
Log:
2011-08-18  Vladimir Makarov  <vmaka...@redhat.com>

    PR rtl-optimization/49890
    * ira-costs.c (setup_regno_cost_classes_by_aclass): Don't exclude
    subclasses of class which is superset of a pressure class.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/ira-costs.c