[Bug rtl-optimization/56999] [4.8 Regression] LRA caused miscompilation of xulrunner

["jakub at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56999

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2013-04-19
      Known to work|                            |4.7.3, 4.9.0
         AssignedTo|unassigned at gcc dot       |vmakarov at gcc dot gnu.org
                   |gnu.org                     |
            Summary|[4.8/4.9 Regression] LRA    |[4.8 Regression] LRA caused
                   |caused miscompilation of    |miscompilation of xulrunner
                   |xulrunner                   |
     Ever Confirmed|0                           |1
      Known to fail|                            |4.8.0

--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> 2013-04-19 05:25:08 UTC ---
Author: vmakarov
Date: Fri Apr 19 03:57:22 2013
New Revision: 198082

URL: http://gcc.gnu.org/viewcvs?rev=198082&root=gcc&view=rev
Log:
2013-04-18  Vladimir Makarov  <vmakarov@redhat.com>

    PR rtl-optimization/56992
    * lra-coalesce.c (coalescable_pseudo_p): Remove 2nd parameter and
    related code.
    (lra_coalesce): Remove split_origin_bitmap and related code.
    * lra.c (lra): Coalesce after undoing inheritance.  Recreate live
    ranges if necessary.

2013-04-18  Jakub Jelinek  <jakub@redhat.com>

    PR rtl-optimization/56992
    * g++.dg/opt/pr56999.C: New test.



Added:
    trunk/gcc/testsuite/g++.dg/opt/pr56999.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/lra-coalesce.c
    trunk/gcc/lra.c
    trunk/gcc/testsuite/ChangeLog

Author: vmakarov
Date: Fri Apr 19 04:00:57 2013
New Revision: 198083

URL: http://gcc.gnu.org/viewcvs?rev=198083&root=gcc&view=rev
Log:
Fixing PR number in Changelogs

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog