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From: "rguenth at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug libstdc++/99846] [11 regression] std::variant comparison
 operator error for recursive type
Date: Thu, 08 Apr 2021 13:24:17 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D99846

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
     Ever confirmed|0                           |1
           Priority|P3                          |P1
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2021-04-08

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
Confirmed.  It works with -std=3Dc++17 but fails on trunk with -std=3Dc++20=
 (where
it works on the branch).

Needs investigation.=