Including xfail in the email

master.cfg

@@ -121,6 +121,13 @@ send to the gdb-testers mailing list."""
         if log.getName () == 'regressions' and log.hasContents ():
             text += log.getText ()
             break
+    xfail = os.path.join (gdb_web_base, name, 'xfail')
+    if os.path.exists (xfail):
+        text += "\n"
+        text += "Failures that are being ignored:\n\n"
+        with open (xfail, 'r') as f:
+            text += f.read ()
+    text += "\n"
     return { 'body' : text,
              'type' : 'plain',
              'subject' : subj }