[Bug debug/51517] [4.5/4.6 Regression] Wrong debug information for pointers with negative strides.

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51517

--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> 2012-02-09 17:13:57 UTC ---
Author: jakub
Date: Thu Feb  9 17:13:50 2012
New Revision: 184048

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=184048
Log:
    Backported from mainline
    2011-12-15  Jakub Jelinek  <jakub@redhat.com>

    PR debug/51517
    * tree-ssa-coalesce.c (coalesce_ssa_name): For !optimize, test
    !DECL_IGNORED_P instead of !DECL_ARTIFICIAL.

    * trans-decl.c (gfc_get_symbol_decl): Don't set DECL_INITAL on span.
    (gfc_trans_deferred_vars): Instead add its runtime initialization
    here.

Modified:
    branches/gcc-4_6-branch/gcc/ChangeLog
    branches/gcc-4_6-branch/gcc/fortran/ChangeLog
    branches/gcc-4_6-branch/gcc/fortran/trans-decl.c
    branches/gcc-4_6-branch/gcc/tree-ssa-coalesce.c