[glib] Cosmetic changes

[Matthias Clasen <matthiasc src gnome org>]

commit 77110304cc3e01f60235286b61082ea6dd602d06
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon May 23 00:48:10 2011 -0400

    Cosmetic changes
    
    Use inc/dec for refcounting.

 glib/gregex.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/glib/gregex.c b/glib/gregex.c
index 6bb6558..7be508c 100644
--- a/glib/gregex.c
+++ b/glib/gregex.c
@@ -1110,7 +1110,7 @@ g_regex_unref (GRegex *regex)
 {
   g_return_if_fail (regex != NULL);
 
-  if (g_atomic_int_exchange_and_add (&regex->ref_count, -1) - 1 == 0)
+  if (g_atomic_int_dec_and_test (&regex->ref_count))
     {
       g_free (regex->pattern);
       if (regex->pcre_re != NULL)