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From: "redi at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug libstdc++/113841] Can't swap two std::hash<T*>
Date: Fri, 09 Feb 2024 14:02:33 +0000	[thread overview]
Message-ID: <bug-113841-4-xrxtcumHSM@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-113841-4@http.gcc.gnu.org/bugzilla/>

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113841

Jonathan Wakely <redi at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
          Component|c++                         |libstdc++

--- Comment #5 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Actually, maybe we need this change in the library, so that it works in GCC 12
and also works with Clang:

--- a/libstdc++-v3/include/bits/stl_vector.h
+++ b/libstdc++-v3/include/bits/stl_vector.h
@@ -135,6 +135,9 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER
        _GLIBCXX20_CONSTEXPR
        _Vector_impl() _GLIBCXX_NOEXCEPT_IF(
            is_nothrow_default_constructible<_Tp_alloc_type>::value)
+#if __cpp_lib_concepts
+       requires is_default_constructible_v<_Tp_alloc_type>
+#endif
        : _Tp_alloc_type()
        { }

  parent reply	other threads:[~2024-02-09 14:02 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-02-08 22:04 [Bug libstdc++/113841] New: " ostash at ostash dot kiev.ua
2024-02-08 22:07 ` [Bug libstdc++/113841] " ostash at ostash dot kiev.ua
2024-02-08 22:07 ` ostash at ostash dot kiev.ua
2024-02-09  8:02 ` ostash at ostash dot kiev.ua
2024-02-09 13:47 ` redi at gcc dot gnu.org
2024-02-09 14:02 ` redi at gcc dot gnu.org [this message]
2024-02-09 14:03 ` redi at gcc dot gnu.org
2024-02-09 15:25 ` ostash at ostash dot kiev.ua
2024-02-09 16:27 ` redi at gcc dot gnu.org
2024-02-14  8:45 ` ostash at ostash dot kiev.ua
2024-02-16 16:01 ` redi at gcc dot gnu.org
2024-03-01 18:24 ` redi at gcc dot gnu.org
2024-03-02 19:38 ` ostash at ostash dot kiev.ua
2024-03-02 23:49 ` redi at gcc dot gnu.org
2024-03-22 22:48 ` cvs-commit at gcc dot gnu.org
2024-04-03 10:46 ` cvs-commit at gcc dot gnu.org
2024-06-20  9:14 ` rguenth at gcc dot gnu.org

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