[Bug middle-end/63186] [4.9 Regression] Undefined .L* symbols because of fnsplit

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63186

--- Comment #8 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Wed Oct  1 14:41:49 2014
New Revision: 215765

URL: https://gcc.gnu.org/viewcvs?rev=215765&root=gcc&view=rev
Log:
    Backported from mainline
    2014-09-10  Jan Hubicka  <hubicka@ucw.cz>

    PR tree-optimization/63186
    * ipa-split.c (test_nonssa_use): Skip nonforced labels.
    (mark_nonssa_use): Likewise.
    (verify_non_ssa_vars): Verify all header blocks for label
    definitions.

    * gcc.dg/pr63186.c: New testcase.

Added:
    branches/gcc-4_9-branch/gcc/testsuite/gcc.dg/pr63186.c
Modified:
    branches/gcc-4_9-branch/gcc/ChangeLog
    branches/gcc-4_9-branch/gcc/ipa-split.c
    branches/gcc-4_9-branch/gcc/testsuite/ChangeLog