[Bug libstdc++/88084] basic_string_view::copy doesn't use Traits::copy

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88084

--- Comment #4 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Author: redi
Date: Fri Feb  8 12:38:35 2019
New Revision: 268686

URL: https://gcc.gnu.org/viewcvs?rev=268686&root=gcc&view=rev
Log:
PR libstdc++/88084 - Implement LWG 2777

Backport from mainline
2018-11-19  Jonathan Wakely  <jwak...@redhat.com>

        * include/std/string_view (basic_string_view::copy): Use traits to
        copy.
        * testsuite/21_strings/basic_string_view/operations/copy/char/2.cc:
        New test.
        * testsuite/21_strings/basic_string_view/operations/copy/wchar_t/2.cc:
        New test.

Added:
   
branches/gcc-8-branch/libstdc++-v3/testsuite/21_strings/basic_string_view/operations/copy/char/2.cc
   
branches/gcc-8-branch/libstdc++-v3/testsuite/21_strings/basic_string_view/operations/copy/wchar_t/2.cc
Modified:
    branches/gcc-8-branch/libstdc++-v3/ChangeLog
    branches/gcc-8-branch/libstdc++-v3/include/std/string_view