Index: changes.html
===================================================================
RCS file: /cvs/gcc/wwwdocs/htdocs/gcc-4.8/changes.html,v
retrieving revision 1.17
diff -u -3 -p -r1.17 changes.html
--- changes.html	20 Aug 2012 12:23:39 -0000	1.17
+++ changes.html	26 Aug 2012 00:27:32 -0000
@@ -56,9 +56,14 @@ by this change.</p>
 -->
 
 
-<!--
 <h3>C family</h3>
--->
+
+  <ul>
+    <li>The option <code>-ftrack-macro-expansion=2</code> is now
+    enabled by default. This allows the compiler to emit diagnostic
+    about the current macro expansion stack when a compilation error
+    occurs.</li>
+  </ul>
 
 <!--
 <h3>C</h3>