--- a/regexParser/subsetConstraction.h	Sat Dec 19 19:06:35 2015 +0900
+++ b/regexParser/subsetConstraction.h	Sat Dec 19 20:14:42 2015 +0900
@@ -1,14 +1,21 @@
 #include "transition.h"
 
+typedef struct stateStack {
+    BitVector state;
+    struct stateStack *next;
+} StateStack, *StateStackPtr;
+
 typedef struct transitionGenerator {
     TransitionPtr ts;
     StatePtr state;
     long stateMax;
+    StateStack stack;
 } TransitionGenerator, *TransitionGeneratorPtr;
 
 typedef struct tgValue {
     TransitionPtr ts;
     bool asterisk;
+    TransitionGeneratorPtr tg;
 } TGValue, *TGValuePtr;
 
 typedef struct charClassStack {