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From: "redi at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c++/109621] [10/11/12/13/14 Regression] GCC accepts invalid
 program with multiple using declarations
Date: Tue, 25 Apr 2023 17:25:28 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D109621

--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Which makes it a regression in 4.3.0 and later.=