[Bug rtl-optimization/60116] [4.8/4.9 Regression] wrong code at -Os on x86_64-linux-gnu in 32-bit mode

[ebotcazou at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60116

--- Comment #17 from Eric Botcazou <ebotcazou at gcc dot gnu.org> ---
Author: ebotcazou
Date: Wed Feb 12 08:51:57 2014
New Revision: 207714

URL: http://gcc.gnu.org/viewcvs?rev=207714&root=gcc&view=rev
Log:
    PR rtl-optimization/60116
    * combine.c (try_combine): Also remove dangling REG_DEAD notes on the
    other_insn once the combination has been validated.

Added:
    branches/gcc-4_8-branch/gcc/testsuite/gcc.c-torture/execute/20140212-1.c
      - copied unchanged from r207713,
trunk/gcc/testsuite/gcc.c-torture/execute/20140212-1.c
Modified:
    branches/gcc-4_8-branch/gcc/ChangeLog
    branches/gcc-4_8-branch/gcc/combine.c
    branches/gcc-4_8-branch/gcc/testsuite/ChangeLog