diff -r 000000000000 -r 6474c204b198 js/src/gdb/gdb-tests-gdb.py.in
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/gdb/gdb-tests-gdb.py.in	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,8 @@
+"""GDB Python customization auto-loader for GDB test executable"""
+#filter substitution
+
+import os.path
+sys.path[0:0] = [os.path.join('@topsrcdir@', 'gdb')]
+
+import mozilla.autoload
+mozilla.autoload.register(gdb.current_objfile())