[Bug gcov-profile/91601] gcov: ICE in handle_cycle, at gcov.c:699 happen which get code coverage with lcov.

[cvs-commit at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91601

--- Comment #15 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-8 branch has been updated by Martin Liska
<mar...@gcc.gnu.org>:

https://gcc.gnu.org/g:40aa944391dfec4529fb6970b9e78d5805f88fc5

commit r8-10149-g40aa944391dfec4529fb6970b9e78d5805f88fc5
Author: Martin Liska <mli...@suse.cz>
Date:   Sun Mar 29 19:19:09 2020 +0200

    Backport 9297e013293e4d332fc7c40859ea4dd9616e0d88

            Backport from mainline
            2019-09-02  Martin Liska  <mli...@suse.cz>

            PR gcov-profile/91601
            * gcov.c (path_contains_zero_cycle_arc): Rename to ...
            (path_contains_zero_or_negative_cycle_arc): ... this and handle
            also negative edges.
            (circuit): Handle also negative edges as they can happen
            in some situations.