[Bug gcov-profile/94570] -fprofile-dir is broken on Cygwin

[cvs-commit at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94570

--- Comment #14 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-9 branch has been updated by Martin Liska
<marxin@gcc.gnu.org>:

https://gcc.gnu.org/g:5c09a1b71bb96d1fd6488d040b65001807fd16c2

commit r9-8513-g5c09a1b71bb96d1fd6488d040b65001807fd16c2
Author: Martin Liska <mliska@suse.cz>
Date:   Mon Apr 20 11:26:58 2020 +0200

    Backport e9f799d25973fc38022c5ea71ed5a2bca58a847f

            Backport from mainline
            2020-04-17  Martin Liska  <mliska@suse.cz>
                        Jonathan Yong <10walls@gmail.com>

            PR gcov-profile/94570
            * ltmain.sh: Do not define HAVE_DOS_BASED_FILE_SYSTEM
            for CYGWIN.
            Backport from mainline
            2020-04-17  Martin Liska  <mliska@suse.cz>
                        Jonathan Yong <10walls@gmail.com>

            PR gcov-profile/94570
            * coverage.c (coverage_init): Use separator properly.
            Backport from mainline
            2020-04-17  Martin Liska  <mliska@suse.cz>
                        Jonathan Yong <10walls@gmail.com>

            PR gcov-profile/94570
            * filenames.h (defined): Do not define HAVE_DOS_BASED_FILE_SYSTEM
            for CYGWIN.

    Co-Authored-By: Jonathan Yong <10walls@gmail.com>