[glib: 4/4] Merge branch 'wip/pwithnall/2625-clang-cxx' into 'main'

[Sebastian Dröge <sdroege src gnome org>]

commit c80ff2474f9baee5150033f54ff90c808908be0a
Merge: be555e247a ad23894c15
Author: Sebastian Dröge <slomo coaxion net>
Date:   Wed Apr 6 10:08:35 2022 +0000

    Merge branch 'wip/pwithnall/2625-clang-cxx' into 'main'
    
    gatomic: Add a C++ variant of g_atomic_int_compare_and_exchange()
    
    Closes #2625
    
    See merge request GNOME/glib!2578

 glib/gatomic.h     | 12 ++++++++++++
 glib/tests/cxx.cpp | 38 +++++++++++++++++++++++++++++++++++++-
 2 files changed, 49 insertions(+), 1 deletion(-)
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