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From: "cvs-commit at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug libstdc++/96766] std::swap(std::variant, std::variant) triggers
 undefined behavior sanitizer
Date: Mon, 24 Aug 2020 15:15:05 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D96766

--- Comment #4 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:074436cf8cdd2a9ce75cadd36deb8301f00e55b9

commit r11-2822-g074436cf8cdd2a9ce75cadd36deb8301f00e55b9
Author: Jonathan Wakely <jwakely@redhat.com>
Date:   Mon Aug 24 16:10:07 2020 +0100

    libstdc++: Make variant_npos conversions explicit [PR 96766]

    libstdc++-v3/ChangeLog:

            PR libstdc++/96766
            * include/std/variant (_Variant_storage): Replace implicit
            conversions from size_t to __index_type with explicit casts.=