[wwwdocs] document new debugging dump location

[Mark Heffernan]

OK to commit?

Mark

Index: changes.html
===================================================================
RCS file: /cvs/gcc/wwwdocs/htdocs/gcc-4.5/changes.html,v
retrieving revision 1.8
diff -u -r1.8 changes.html
--- changes.html        6 May 2009 16:53:58 -0000       1.8
+++ changes.html        7 May 2009 21:21:26 -0000
@@ -34,6 +34,11 @@
     without two builds of the same filename located in different directories
     from interfering with each other.</li>

+    <li>Debugging dumps are now created in the same directory as the
+    object file rather than in the current working directory.  This
+    allows the user to get debugging dumps when doing parallel builds
+    without two builds of the same filename interfering with each other.</li>
+
   </ul>

 <h2>New Languages and Language specific improvements</h2>