[Bug target/47201] [4.5/4.6 Regression] ICE: SIGSEGV in adjust_mems (var-tracking.c:814) with -O -fPIC -g

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47201

--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-01-07 
18:41:42 UTC ---
Author: jakub
Date: Fri Jan  7 18:41:40 2011
New Revision: 168582

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=168582
Log:
    PR target/47201
    * config/i386/i386.c (ix86_delegitimize_address): If
    simplify_gen_subreg fails, return orig_x.

    * gcc.dg/pr47201.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/pr47201.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/i386.c
    trunk/gcc/testsuite/ChangeLog