Remove useless variable "height" in function traverse(). It is

assigned the value of "top" but never changed so just use top instead.
From Michael W. Bombardieri

diff --git a/usr.bin/yacc/lalr.c b/usr.bin/yacc/lalr.c
index 036ded6..acd25cf 100644 (file)
--- a/usr.bin/yacc/lalr.c
+++ b/usr.bin/yacc/lalr.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: lalr.c,v 1.12 2014/01/08 21:40:25 millert Exp $       */
+/*     $OpenBSD: lalr.c,v 1.13 2014/01/09 23:07:50 millert Exp $       */
 /*     $NetBSD: lalr.c,v 1.4 1996/03/19 03:21:33 jtc Exp $     */
 
 /*
@@ -629,12 +629,10 @@ traverse(int i)
   unsigned *fp3;
   int j;
   short *rp;
-
-  int height;
   unsigned *base;
 
   VERTICES[++top] = i;
-  INDEX[i] = height = top;
+  INDEX[i] = top;
 
   base = F + i * tokensetsize;
   fp3 = base + tokensetsize;
@@ -658,7 +656,7 @@ traverse(int i)
        }
     }
 
-  if (INDEX[i] == height)
+  if (INDEX[i] == top)
     {
       for (;;)
        {