[glib] (2 commits) ...Merge branch 'optimise_g_atomic_ref_count_dec' into 'master'

From: Philip Withnall <pwithnall src gnome org>
To: commits-list gnome org
Cc:
Subject: [glib] (2 commits) ...Merge branch 'optimise_g_atomic_ref_count_dec' into 'master'
Date: Tue, 11 May 2021 11:00:28 +0000 (UTC)

Summary of changes:

  8cba1f4... grefcount: Optimise g_atomic_ref_count_dec
  4cd1a1c... Merge branch 'optimise_g_atomic_ref_count_dec' into 'master