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From: "victor.dyachenko at protonmail dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug libstdc++/114147] tuple allocator-extended constructor requires
 non-explicit default constructor
Date: Wed, 28 Feb 2024 11:18:59 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D114147

--- Comment #2 from __vic <victor.dyachenko at protonmail dot com> ---
Shouldn't this be added?

      template<typename _Alloc,
               _ExplicitDefaultCtor<is_object<_Alloc>::value, _T1, _T2> =3D=
 true>
    explicit
        _GLIBCXX20_CONSTEXPR
        tuple(allocator_arg_t __tag, const _Alloc& __a)
        : _Inherited(__tag, __a) { }=