[Bug middle-end/67005] [5/6 Regression] ICE: in verify_loop_structure, at cfgloop.c:1647 (loop with header n not in loop tree)

[mpolacek at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67005

--- Comment #8 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Author: mpolacek
Date: Thu Aug 27 17:07:35 2015
New Revision: 227268

URL: https://gcc.gnu.org/viewcvs?rev=227268&root=gcc&view=rev
Log:
        PR middle-end/67005
        * tree-ssa-dce.c (remove_dead_stmt): Also schedule fixup if removing
        an entry into an irreducible region.

        * gcc.dg/torture/pr67005.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr67005.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-dce.c