[Bug target/81621] ICE in delete_insn, at cfgrtl.c:167 with s390x cross compiler

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81621

--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Fri Sep 15 21:35:48 2017
New Revision: 252857

URL: https://gcc.gnu.org/viewcvs?rev=252857&root=gcc&view=rev
Log:
        Backported from mainline
        2017-08-03  Jakub Jelinek  <jakub@redhat.com>

        PR target/81621
        * bb-reorder.c (pass_partition_blocks::execute): Return TODO_df_finish
        after setting changeable df flags.

        * gcc.dg/pr81621.c: New test.

Added:
    branches/gcc-6-branch/gcc/testsuite/gcc.dg/pr81621.c
Modified:
    branches/gcc-6-branch/gcc/ChangeLog
    branches/gcc-6-branch/gcc/bb-reorder.c
    branches/gcc-6-branch/gcc/testsuite/ChangeLog