[Bug rtl-optimization/49619] [4.5 Regression] ICE in simplify_subreg, at simplify-rtx.c:5362

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49619

--- Comment #8 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-07-19 12:58:57 UTC ---
Author: jakub
Date: Tue Jul 19 12:58:54 2011
New Revision: 176454

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=176454
Log:
    Backport from mainline
    2011-07-04  Jakub Jelinek  <jakub@redhat.com>

    PR rtl-optimization/49619
    * combine.c (combine_simplify_rtx): In PLUS -> IOR simplification
    pass VOIDmode as op0_mode to recursive call.

    * gcc.dg/pr49619.c: New test.

Added:
    branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/pr49619.c
Modified:
    branches/gcc-4_5-branch/gcc/ChangeLog
    branches/gcc-4_5-branch/gcc/combine.c
    branches/gcc-4_5-branch/gcc/testsuite/ChangeLog