[Bug rtl-optimization/64087] [5 Regression] ICE on valid code at -O3 on x86_64-linux-gnu in in lra_create_live_ranges, at lra-lives.c:1330

[vmakarov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64087

--- Comment #2 from Vladimir Makarov <vmakarov at gcc dot gnu.org> ---
Author: vmakarov
Date: Fri Nov 28 15:39:52 2014
New Revision: 218162

URL: https://gcc.gnu.org/viewcvs?rev=218162&root=gcc&view=rev
Log:
2014-11-28  Vladimir Makarov  <vmakarov@redhat.com>

    PR rtl-optimization/64087
    * lra-lives.c (process_bb_lives): Add debug output.
    (lra_create_live_ranges): Don't remove dead insn on the second
    call of lra_create_live_ranges_1.

2014-11-28  Vladimir Makarov  <vmakarov@redhat.com>

    PR rtl-optimization/64087
    *  gcc.dg/pr64087.c: New.


Added:
    trunk/gcc/testsuite/gcc.dg/pr64087.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/lra-lives.c
    trunk/gcc/testsuite/ChangeLog