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Subject: [Bug libstdc++/97729] [11 Regression] Link failure due to
 basic_stringbuf and others when building DLL on MinGW
Date: Thu, 05 Nov 2020 18:01:32 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D97729

--- Comment #6 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:50b840ac5e1d6534e345c3fee9a97ae45ced6bc7

commit r11-4748-g50b840ac5e1d6534e345c3fee9a97ae45ced6bc7
Author: Jonathan Wakely <jwakely@redhat.com>
Date:   Thu Nov 5 13:41:40 2020 +0000

    libstdc++: Export basic_stringbuf constructor [PR 97729]

    libstdc++-v3/ChangeLog:

            PR libstdc++/97729
            * config/abi/pre/gnu.ver (GLIBCXX_3.4.29): Add exports.
            * src/c++20/sstream-inst.cc (basic_stringbuf): Instantiate
            private constructor taking __xfer_bufptrs.=