[Bug libstdc++/83626] std::experimental::filesystem::remove_all throws exception instead of returning 0 if path doesn't exist

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83626

--- Comment #14 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Author: redi
Date: Sat Jan 13 01:53:47 2018
New Revision: 256603

URL: https://gcc.gnu.org/viewcvs?rev=256603&root=gcc&view=rev
Log:
PR libstdc++/83626 simplify filesystem::remove and filesystem::remove_all

Backport from mainline
2018-01-05  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/83626
        * src/filesystem/ops.cc (remove(const path&, error_code&)): Remove
        unnecessary symlink_status call.
        (remove_all(const path&, error_code&)): Use filesystem::remove.

Modified:
    branches/gcc-7-branch/libstdc++-v3/ChangeLog
    branches/gcc-7-branch/libstdc++-v3/src/filesystem/ops.cc