updated for version 7.3.979

Problem:    Complex NFA regexp doesn't work.
Solution:   Set actual state stack end instead of using an arbitrary number.
            (Yasuhiro Matsumoto)

src/regexp_nfa.c

@@ -17,8 +17,6 @@
 #define	    NFA_BRACES_MAXLIMIT		    10
 /* For allocating space for the postfix representation */
 #define	    NFA_POSTFIX_MULTIPLIER	    (NFA_BRACES_MAXLIMIT + 2)*2
-/* Size of stack, used when converting the postfix regexp into NFA */
-#define	    NFA_STACK_SIZE		    1024
 
 enum
 {
@@ -2162,7 +2160,7 @@ post2nfa(postfix, end, nfa_calc_size)
 	/* Allocate space for the stack. Max states on the stack : nstate */
 	stack = (Frag_T *) lalloc((nstate + 1) * sizeof(Frag_T), TRUE);
 	stackp = stack;
-	stack_end = stack + NFA_STACK_SIZE;
+	stack_end = stack + (nstate + 1);
     }
 
     for (p = postfix; p < end; ++p)

src/version.c

@@ -728,6 +728,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    979,
 /**/
     978,
 /**/