37-fyi-print-actions.patch

[Akim Demaille]

Index: ChangeLog
from  Akim Demaille  <address@hidden>
        * src/print.c (print_actions): Better locality of variables.
        
        
Index: src/print.c
--- src/print.c Sat, 17 Nov 2001 15:19:14 +0100 akim
+++ src/print.c Sun, 18 Nov 2001 13:55:49 +0100 akim
@@ -87,16 +87,10 @@
 {
   int i;
   int k;
-  int state1;
-  int symbol;
-  shifts *shiftp;
-  errs *errp;
-  reductions *redp;
-  int rule;
-
-  shiftp = state_table[state].shift_table;
-  redp = state_table[state].reduction_table;
-  errp = err_table[state];
+
+  shifts   *shiftp = state_table[state].shift_table;
+  reductions *redp = state_table[state].reduction_table;
+  errs       *errp = err_table[state];
 
   if (!shiftp && !redp)
     {
@@ -113,9 +107,10 @@
 
       for (i = 0; i < k; i++)
        {
-         if (!shiftp->shifts[i])
+         int symbol;
+         int state1 = shiftp->shifts[i];
+         if (!state1)
            continue;
-         state1 = shiftp->shifts[i];
          symbol = state_table[state1].accessing_symbol;
          /* The following line used to be turned off.  */
          if (ISVAR (symbol))
@@ -140,15 +135,12 @@
 
   if (errp)
     {
-      int j, nerrs;
-
-      nerrs = errp->nerrs;
-
-      for (j = 0; j < nerrs; j++)
+      int j;
+      for (j = 0; j < errp->nerrs; j++)
        {
-         if (!errp->errs[j])
+         int symbol = errp->errs[j];
+         if (!symbol)
            continue;
-         symbol = errp->errs[j];
          fprintf (out, _("    %-4s\terror (nonassociative)\n"),
                   tags[symbol]);
        }
@@ -159,8 +151,8 @@
 
   if (state_table[state].consistent && redp)
     {
-      rule = redp->rules[0];
-      symbol = rule_table[rule].lhs;
+      int rule = redp->rules[0];
+      int symbol = rule_table[rule].lhs;
       fprintf (out, _("    $default\treduce using rule %d (%s)\n\n"),
               rule, tags[symbol]);
     }
@@ -173,9 +165,10 @@
     {
       for (; i < k; i++)
        {
-         if (!shiftp->shifts[i])
+         int symbol;
+         int state1 = shiftp->shifts[i];
+         if (!state1)
            continue;
-         state1 = shiftp->shifts[i];
          symbol = state_table[state1].accessing_symbol;
          fprintf (out, _("    %-4s\tgo to state %d\n"),
                   tags[symbol], state1);