[Bug libstdc++/89816] [9 Regression] std::variant move construction regressed since GCC 8.3

[ville at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89816

--- Comment #11 from ville at gcc dot gnu.org ---
Author: ville
Date: Tue Mar 26 12:07:26 2019
New Revision: 269940

URL: https://gcc.gnu.org/viewcvs?rev=269940&root=gcc&view=rev
Log:
PR libstdc++/89816

Fix based on a suggestion by Antony Polukhin.
* include/std/variant (__variant_construct): Capture a pointer
to the storage and visit just one variant.

Modified:
    trunk/libstdc++-v3/ChangeLog
    trunk/libstdc++-v3/include/std/variant