Run without optimization and with an old version of gcc, to make

valgrind more happy.

scripts/xenofarm.sh

@@ -114,8 +114,9 @@ case `uname -n` in
       timeecho adjusting path to $PATH for moghedien
       ;;
   moria)
-      # Do more debugging on moria.
-      cfgargs="$cfgargs --with-valgrind --with-debug-calls --disable-malloc-guards"
+      # Do more debugging on moria. Optimization gives a lot of false
+      # errors from valgrind.
+      cfgargs="$cfgargs CC='gcc -V 3.0.4' --without-optimization --with-valgrind --with-debug-calls --disable-malloc-guards"
       ;;
 esac