[glib] gmacros.h: add G_GNUC_*_IGNORE_DEPRECATIONS macros for clang

[Thomas Haller <thaller src gnome org>]

commit 35eaf037bdfca985abf5d349e7355f1d2ed9c77b
Author: Thomas Haller <thaller redhat com>
Date:   Fri Aug 1 16:59:36 2014 +0200

    gmacros.h: add G_GNUC_*_IGNORE_DEPRECATIONS macros for clang
    
    https://bugzilla.gnome.org/show_bug.cgi?id=734126
    
    Signed-off-by: Thomas Haller <thaller redhat com>

 glib/gmacros.h |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)
---
diff --git a/glib/gmacros.h b/glib/gmacros.h
index 6403a99..0bdfa55 100644
--- a/glib/gmacros.h
+++ b/glib/gmacros.h
@@ -121,6 +121,12 @@
   __pragma (warning (disable : 4996))
 #define G_GNUC_END_IGNORE_DEPRECATIONS                 \
   __pragma (warning (pop))
+#elif defined (__clang__)
+#define G_GNUC_BEGIN_IGNORE_DEPRECATIONS \
+  _Pragma("clang diagnostic push") \
+  _Pragma("clang diagnostic ignored \"-Wdeprecated-declarations\"")
+#define G_GNUC_END_IGNORE_DEPRECATIONS \
+  _Pragma("clang diagnostic pop")
 #else
 #define G_GNUC_BEGIN_IGNORE_DEPRECATIONS
 #define G_GNUC_END_IGNORE_DEPRECATIONS