[Bug rtl-optimization/57046] [4.8 Regression] wrong code generated by gcc 4.8.0 on i686

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57046

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
      Known to work|                            |4.7.2, 4.9.0
            Summary|[4.8/4.9 Regression] wrong  |[4.8 Regression] wrong code
                   |code generated by gcc 4.8.0 |generated by gcc 4.8.0 on
                   |on i686                     |i686
      Known to fail|                            |4.8.0

--- Comment #6 from Jakub Jelinek <jakub at gcc dot gnu.org> 2013-04-26 18:03:02 UTC ---
Author: vmakarov
Date: Wed Apr 24 20:27:33 2013
New Revision: 198263

URL: http://gcc.gnu.org/viewcvs?rev=198263&root=gcc&view=rev
Log:
2013-04-24  Vladimir Makarov  <vmakarov@redhat.com>

    PR rtl-optimizations/57046
    * lra-constraints (split_reg): Set up lra_risky_transformations_p
    for multi-reg splits.

2013-04-24  Vladimir Makarov  <vmakarov@redhat.com>

    PR rtl-optimizations/57046
    * gcc.target/i386/pr57046.c: New test.


Added:
    trunk/gcc/testsuite/gcc.target/i386/pr57046.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/lra-constraints.c
    trunk/gcc/testsuite/ChangeLog