[Bug lto/88858] ICE in rtl_verify_fallthru, at cfgrtl.c:2930 in Firefox build with LTO and PGO

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88858

--- Comment #2 from Martin Liška <marxin at gcc dot gnu.org> ---
Author: marxin
Date: Wed Feb 13 06:57:38 2019
New Revision: 268835

URL: https://gcc.gnu.org/viewcvs?rev=268835&root=gcc&view=rev
Log:
Remove a barrier when EDGE_CROSSING is removed (PR lto/88858).

2019-02-13  Martin Liska  <mli...@suse.cz>

        PR lto/88858
        * cfgrtl.c (remove_barriers_from_footer): New function.
        (try_redirect_by_replacing_jump): Use it.
        (cfg_layout_redirect_edge_and_branch): Likewise.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/cfgrtl.c