[Bug libstdc++/104032] Cannot move-assign a spanstream

[cvs-commit at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104032

--- Comment #1 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Jonathan Wakely <r...@gcc.gnu.org>:

https://gcc.gnu.org/g:51631875a2fa0af62ebda7484ac48368e1805dff

commit r12-6829-g51631875a2fa0af62ebda7484ac48368e1805dff
Author: Jonathan Wakely <jwak...@redhat.com>
Date:   Sun Jan 23 21:55:57 2022 +0000

    libstdc++: Fix std::spanstream move assignment [PR104032]

    libstdc++-v3/ChangeLog:

            PR libstdc++/104032
            * include/std/spanstream (basic_spanbuf(basic_spanbuf&&)): Use
            mem-initializer for _M_buf.
            (basic_spanbuf::Operator=(basic_spanbuf&&)): Fix ill-formed
            member access.
            * testsuite/27_io/spanstream/2.cc: New test.