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Subject: [Bug libstdc++/104032] Cannot move-assign a spanstream
Date: Sun, 23 Jan 2022 22:49:55 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D104032

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

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

commit r12-6829-g51631875a2fa0af62ebda7484ac48368e1805dff
Author: Jonathan Wakely <jwakely@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=3D(basic_spanbuf&&)): Fix ill-formed
            member access.
            * testsuite/27_io/spanstream/2.cc: New test.=