--- M:/projects/python_working/Lib/sre_compile.py.bak5	Sun Sep 21 19:45:15 2008
+++ M:/projects/python_working/Lib/sre_compile.py	Mon Sep 22 01:00:01 2008
@@ -321,13 +321,16 @@
             elif op is SUBPATTERN:
                 if av[0]:
                     group_index = info.group_count
+                    mark_1, mark_2 = group_index * 2, group_index * 2 + 1
+                    if dir < 0:
+                        mark_1, mark_2 = mark_2, mark_1
                     info.group_count += 1
                     emit(OPCODES[MARK])
-                    emit(group_index * 2)
+                    emit(mark_1)
                 _compile(code, av[1], flags, info, dir)
                 if av[0]:
                     emit(OPCODES[MARK])
-                    emit(group_index * 2 + 1)
+                    emit(mark_2)
             elif op is ATOMIC:
                 emit(OPCODES[ATOMIC])
                 _compile(code, av[1], flags, info, dir)