Mark ChangeLog

From-SVN: r199524
diff --git a/libsanitizer/ChangeLog b/libsanitizer/ChangeLog
index d614911..7681a5a 100644
--- a/libsanitizer/ChangeLog
+++ b/libsanitizer/ChangeLog
@@ -1,3 +1,7 @@
+2013-05-31  Release Manager
+
+	* GCC 4.8.1 released.
+
 2013-03-22  Jakub Jelinek  <jakub@redhat.com>
 
 	PR other/43620