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From: "cvs-commit at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug libstdc++/103934] std::atomic_flag: multiple C++20 functions
 missing
Date: Fri, 10 Mar 2023 02:18:10 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D103934

--- Comment #6 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-11 branch has been updated by Thomas Rodgers
<rodgertq@gcc.gnu.org>:

https://gcc.gnu.org/g:6fb4a9bbdf3278fb3d48b840652eb34583d1606e

commit r11-10567-g6fb4a9bbdf3278fb3d48b840652eb34583d1606e
Author: Thomas W Rodgers <rodgert@twrodgers.com>
Date:   Fri Feb 10 10:09:06 2023 -0800

    libstdc++: Add missing free functions for atomic_flag [PR103934]

    This patch adds -
      atomic_flag_wait
      atomic_flag_wait_explicit
      atomic_flag_notify
      atomic_flag_notify_explicit

    Which were missed when commit 83a1be introduced C++20 atomic wait.

    libstdc++-v3/ChangeLog:

            PR libstdc++/103934
            * include/std/atomic (atomic_flag_wait): Add.
            (atomic_flag_wait_explicit): Add.
            (atomic_flag_notify): Add.
            (atomic_flag_notify_explicit): Add.
            * testsuite/29_atomics/atomic_flag/wait_notify/1.cc:
            Add test case to cover missing atomic_flag free functions.

    (cherry picked from commit 56cf9372c0596c4df4003c72dc4665a306fbfe31)=