* src/conflicts.c (set_conflicts): Use arrays instead of pointers

to clarify.

diff --git a/ChangeLog b/ChangeLog
index 2238785c2ea9d3d27744861399208628f7e779b7..a0d9e6a04ac18a6f0b89c81969de271b8c0265fa 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2001-11-19  Akim Demaille  <akim@epita.fr>
+
+       * src/conflicts.c (set_conflicts): Use arrays instead of pointers
+       to clarify.
+
+       

 2001-11-19  Akim Demaille  <akim@epita.fr>
 
        * src/closure.c (closure): Use arrays instead of pointers to clarify.
 2001-11-19  Akim Demaille  <akim@epita.fr>
 
        * src/closure.c (closure): Use arrays instead of pointers to clarify.

diff --git a/src/conflicts.c b/src/conflicts.c
index 2ca3cff83bc0645f126a8aaa2da293c971e49dcc..02b843b31fd12e6425dfced65b71af6099806deb 100644 (file)
--- a/src/conflicts.c
+++ b/src/conflicts.c
@@ -182,13 +182,8 @@ resolve_sr_conflict (int state, int lookaheadnum)
 static void
 set_conflicts (int state)
 {
 static void
 set_conflicts (int state)
 {

-  int i;
-  int k;
+  int i, j;

   shifts *shiftp;
   shifts *shiftp;

-  unsigned *fp2;
-  unsigned *fp3;
-  unsigned *fp4;
-  unsigned *fp1;

   int symbol;
 
   if (state_table[state].consistent)
   int symbol;
 
   if (state_table[state].consistent)


@@ -199,58 +194,41 @@ set_conflicts (int state)
 
   shiftp = state_table[state].shift_table;
   if (shiftp)
 
   shiftp = state_table[state].shift_table;
   if (shiftp)

-    {
-      k = shiftp->nshifts;
-      for (i = 0; i < k; i++)
-       {
-         symbol = state_table[shiftp->shifts[i]].accessing_symbol;
-         if (ISVAR (symbol))
-           break;
-         SETBIT (lookaheadset, symbol);
-       }
-    }
-
-  k = state_table[state + 1].lookaheads;
-  fp4 = lookaheadset + tokensetsize;
+    for (i = 0; i < shiftp->nshifts; i++)
+      {
+       symbol = state_table[shiftp->shifts[i]].accessing_symbol;
+       if (ISVAR (symbol))
+         break;
+       SETBIT (lookaheadset, symbol);
+      }

 
   /* Loop over all rules which require lookahead in this state.  First
      check for shift-reduce conflict, and try to resolve using
      precedence */
 
   /* Loop over all rules which require lookahead in this state.  First
      check for shift-reduce conflict, and try to resolve using
      precedence */

-  for (i = state_table[state].lookaheads; i < k; i++)
+  for (i = state_table[state].lookaheads;
+       i < state_table[state + 1].lookaheads;
+       ++i)

     if (rule_table[LAruleno[i]].prec)
     if (rule_table[LAruleno[i]].prec)

-      {
-       fp1 = LA (i);
-       fp2 = fp1;
-       fp3 = lookaheadset;
-
-       while (fp3 < fp4)
+      for (j = 0; j < tokensetsize; ++j)
+       if (LA (i)[j] & lookaheadset[j])

          {
          {

-           if (*fp2++ & *fp3++)
-             {
-               resolve_sr_conflict (state, i);
-               break;
-             }
+           resolve_sr_conflict (state, i);
+           break;

          }
          }

-      }

 
 
   /* Loop over all rules which require lookahead in this state.  Check
      for conflicts not resolved above.  */
 
 
   /* Loop over all rules which require lookahead in this state.  Check
      for conflicts not resolved above.  */

-  for (i = state_table[state].lookaheads; i < k; i++)
+  for (i = state_table[state].lookaheads;
+       i < state_table[state + 1].lookaheads;
+       ++i)

     {
     {

-      fp1 = LA (i);
-      fp2 = fp1;
-      fp3 = lookaheadset;
-
-      while (fp3 < fp4)
-       if (*fp2++ & *fp3++)
+      for (j = 0; j < tokensetsize; ++j)
+       if (LA (i)[j] & lookaheadset[j])

          conflicts[state] = 1;
 
          conflicts[state] = 1;
 

-      fp2 = fp1;
-      fp3 = lookaheadset;
-
-      while (fp3 < fp4)
-       *fp3++ |= *fp2++;
+      for (j = 0; j < tokensetsize; ++j)
+       lookaheadset[j] |= LA (i)[j];

     }
 }
 
     }
 }