[gtk/gtk-2-24] (2 commits) ...Merge branch 'gtk2-gcc-warning-fix' into 'gtk-2-24'

From: Benjamin Otte <otte src gnome org>
To: commits-list gnome org
Cc:
Subject: [gtk/gtk-2-24] (2 commits) ...Merge branch 'gtk2-gcc-warning-fix' into 'gtk-2-24'
Date: Wed, 16 May 2018 12:47:06 +0000 (UTC)

Summary of changes:

  889a63d... Fix compiler warnings with GCC 8.1.
  9b218af... Merge branch 'gtk2-gcc-warning-fix' into 'gtk-2-24'