Fix push parsing memory leak reported by Brandon Lucia at

[bison.git] / src / print.c

diff --git a/src/print.c b/src/print.c
index 3ea8b4254446270efabfa3c17cf5a21d3ad9c0bd..07fd1d04c1c01afcd81680315518a98dee0648f6 100644 (file)
--- a/src/print.c
+++ b/src/print.c
@@ -1,329 +1,438 @@
 /* Print information on generated parser, for bison,
 /* Print information on generated parser, for bison,

-   Copyright (C) 1984, 1986, 1989 Free Software Foundation, Inc.

 
 

-This file is part of Bison, the GNU Compiler Compiler.
+   Copyright (C) 1984, 1986, 1989, 2000, 2001, 2002, 2003, 2004, 2005, 2007
+   Free Software Foundation, Inc.

 
 

-Bison is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
-any later version.
+   This file is part of Bison, the GNU Compiler Compiler.

 
 

-Bison is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-GNU General Public License for more details.
+   Bison is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2, or (at your option)
+   any later version.

 
 

-You should have received a copy of the GNU General Public License
-along with Bison; see the file COPYING.  If not, write to
-the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+   Bison is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.

 
 

+   You should have received a copy of the GNU General Public License
+   along with Bison; see the file COPYING.  If not, write to
+   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+   Boston, MA 02110-1301, USA.  */

 
 

-#include <stdio.h>
+#include <config.h>

 #include "system.h"
 #include "system.h"

-#include "machine.h"
-#include "alloc.h"
+
+#include <bitset.h>
+#include <quotearg.h>
+
+#include "LR0.h"
+#include "closure.h"
+#include "conflicts.h"

 #include "files.h"
 #include "files.h"

+#include "getargs.h"

 #include "gram.h"
 #include "gram.h"

+#include "lalr.h"
+#include "print.h"
+#include "reader.h"
+#include "reduce.h"

 #include "state.h"
 #include "state.h"

+#include "symtab.h"
+#include "tables.h"
+
+static bitset no_reduce_set;
+
+#if 0
+static void
+print_token (int extnum, int token)
+{
+  fprintf (out, _(" type %d is %s\n"), extnum, tags[token]);
+}
+#endif

 
 

+\f

 
 

-extern char **tags;
-extern int nstates;
-extern short *accessing_symbol;
-extern core **state_table;
-extern shifts **shift_table;
-extern errs **err_table;
-extern reductions **reduction_table;
-extern char *consistent;
-extern char any_conflicts;
-extern char *conflicts;
-extern int final_state;
-
-extern void conflict_log PARAMS((void));
-extern void verbose_conflict_log PARAMS((void));
-extern void print_reductions PARAMS((int));
-
-void terse PARAMS((void));
-void verbose PARAMS((void));
-void print_token PARAMS((int, int));
-void print_state PARAMS((int));
-void print_core PARAMS((int));
-void print_actions PARAMS((int));
-void print_grammar PARAMS((void));
+/*---------------------------------------.
+| *WIDTH := max (*WIDTH, strlen (STR)).  |
+`---------------------------------------*/

 
 

-void
-terse (void)
+static void
+max_length (size_t *width, const char *str)

 {
 {

-  if (any_conflicts)
-    {
-      conflict_log();
-    }
+  size_t len = strlen (str);
+  if (len > *width)
+    *width = len;

 }
 
 }
 

+/*--------------------------------.
+| Report information on a state.  |
+`--------------------------------*/

 
 

-void
-verbose (void)
+static void
+print_core (FILE *out, state *s)

 {
 {

-  register int i;
+  size_t i;
+  item_number *sitems = s->items;
+  size_t snritems = s->nitems;
+  symbol *previous_lhs = NULL;
+
+  /* Output all the items of a state, not only its kernel.  */
+  if (report_flag & report_itemsets)
+    {
+      closure (sitems, snritems);
+      sitems = itemset;
+      snritems = nitemset;
+    }

 
 

-  if (any_conflicts)
-    verbose_conflict_log();
+  if (!snritems)
+    return;

 
 

-  print_grammar();
+  fputc ('\n', out);

 
 

-  for (i = 0; i < nstates; i++)
+  for (i = 0; i < snritems; i++)

     {
     {

-      print_state(i);
+      item_number *sp;
+      item_number *sp1;
+      rule_number r;
+
+      sp1 = sp = ritem + sitems[i];
+
+      while (*sp >= 0)
+       sp++;
+
+      r = item_number_as_rule_number (*sp);
+
+      rule_lhs_print (&rules[r], previous_lhs, out);
+      previous_lhs = rules[r].lhs;
+
+      for (sp = rules[r].rhs; sp < sp1; sp++)
+       fprintf (out, " %s", symbols[*sp]->tag);
+      fputs (" .", out);
+      for (/* Nothing */; *sp >= 0; ++sp)
+       fprintf (out, " %s", symbols[*sp]->tag);
+
+      /* Display the lookahead tokens?  */
+      if (report_flag & report_lookahead_tokens)
+       state_rule_lookahead_tokens_print (s, &rules[r], out);
+
+      fputc ('\n', out);

     }
 }
 
 
     }
 }
 
 

-void
-print_token (int extnum, int token)
+/*------------------------------------------------------------.
+| Report the shifts iff DISPLAY_SHIFTS_P or the gotos of S on |
+| OUT.                                                        |
+`------------------------------------------------------------*/
+
+static void
+print_transitions (state *s, FILE *out, bool display_transitions_p)

 {
 {

-  fprintf(foutput, _(" type %d is %s\n"), extnum, tags[token]);
-}
+  transitions *trans = s->transitions;
+  size_t width = 0;
+  int i;
+
+  /* Compute the width of the lookahead token column.  */
+  for (i = 0; i < trans->num; i++)
+    if (!TRANSITION_IS_DISABLED (trans, i)
+       && TRANSITION_IS_SHIFT (trans, i) == display_transitions_p)
+      {
+       symbol *sym = symbols[TRANSITION_SYMBOL (trans, i)];
+       max_length (&width, sym->tag);
+      }

 
 

+  /* Nothing to report. */
+  if (!width)
+    return;

 
 

-void
-print_state (int state)
-{
-  fprintf(foutput, _("\n\nstate %d\n\n"), state);
-  print_core(state);
-  print_actions(state);
+  fputc ('\n', out);
+  width += 2;
+
+  /* Report lookahead tokens and shifts.  */
+  for (i = 0; i < trans->num; i++)
+    if (!TRANSITION_IS_DISABLED (trans, i)
+       && TRANSITION_IS_SHIFT (trans, i) == display_transitions_p)
+      {
+       symbol *sym = symbols[TRANSITION_SYMBOL (trans, i)];
+       const char *tag = sym->tag;
+       state *s1 = trans->states[i];
+       int j;
+
+       fprintf (out, "    %s", tag);
+       for (j = width - strlen (tag); j > 0; --j)
+         fputc (' ', out);
+       if (display_transitions_p)
+         fprintf (out, _("shift, and go to state %d\n"), s1->number);
+       else
+         fprintf (out, _("go to state %d\n"), s1->number);
+      }

 }
 
 
 }
 
 

-void
-print_core (int state)
+/*--------------------------------------------------------.
+| Report the explicit errors of S raised from %nonassoc.  |
+`--------------------------------------------------------*/
+
+static void
+print_errs (FILE *out, state *s)

 {
 {

-  register int i;
-  register int k;
-  register int rule;
-  register core *statep;
-  register short *sp;
-  register short *sp1;
+  errs *errp = s->errs;
+  size_t width = 0;
+  int i;

 
 

-  statep = state_table[state];
-  k = statep->nitems;
+  /* Compute the width of the lookahead token column.  */
+  for (i = 0; i < errp->num; ++i)
+    if (errp->symbols[i])
+      max_length (&width, errp->symbols[i]->tag);

 
 

-  if (k == 0) return;
+  /* Nothing to report. */
+  if (!width)
+    return;

 
 

-  for (i = 0; i < k; i++)
-    {
-      sp1 = sp = ritem + statep->items[i];
+  fputc ('\n', out);
+  width += 2;

 
 

-      while (*sp > 0)
-       sp++;
+  /* Report lookahead tokens and errors.  */
+  for (i = 0; i < errp->num; ++i)
+    if (errp->symbols[i])
+      {
+       const char *tag = errp->symbols[i]->tag;
+       int j;
+       fprintf (out, "    %s", tag);
+       for (j = width - strlen (tag); j > 0; --j)
+         fputc (' ', out);
+       fputs (_("error (nonassociative)\n"), out);
+      }
+}

 
 

-      rule = -(*sp);
-      fprintf(foutput, "    %s  ->  ", tags[rlhs[rule]]);

 
 

-      for (sp = ritem + rrhs[rule]; sp < sp1; sp++)
-       {
-         fprintf(foutput, "%s ", tags[*sp]);
-       }
+/*-------------------------------------------------------------------------.
+| Report a reduction of RULE on LOOKAHEAD_TOKEN (which can be `default').  |
+| If not ENABLED, the rule is masked by a shift or a reduce (S/R and       |
+| R/R conflicts).                                                          |
+`-------------------------------------------------------------------------*/

 
 

-      putc('.', foutput);
+static void
+print_reduction (FILE *out, size_t width,
+                const char *lookahead_token,
+                rule *r, bool enabled)
+{
+  int j;
+  fprintf (out, "    %s", lookahead_token);
+  for (j = width - strlen (lookahead_token); j > 0; --j)
+    fputc (' ', out);
+  if (!enabled)
+    fputc ('[', out);
+  if (r->number)
+    fprintf (out, _("reduce using rule %d (%s)"), r->number, r->lhs->tag);
+  else
+    fprintf (out, _("accept"));
+  if (!enabled)
+    fputc (']', out);
+  fputc ('\n', out);
+}

 
 

-      while (*sp > 0)
-       {
-         fprintf(foutput, " %s", tags[*sp]);
-         sp++;
-       }

 
 

-      fprintf (foutput, _("   (rule %d)"), rule);
-      putc('\n', foutput);
-    }
+/*-------------------------------------------.
+| Report on OUT the reduction actions of S.  |
+`-------------------------------------------*/

 
 

-  putc('\n', foutput);
-}
+static void
+print_reductions (FILE *out, state *s)
+{
+  transitions *trans = s->transitions;
+  reductions *reds = s->reductions;
+  rule *default_rule = NULL;
+  size_t width = 0;
+  int i, j;

 
 

+  if (reds->num == 0)
+    return;

 
 

-void
-print_actions (int state)
-{
-  register int i;
-  register int k;
-  register int state1;
-  register int symbol;
-  register shifts *shiftp;
-  register errs *errp;
-  register reductions *redp;
-  register int rule;
-
-  shiftp = shift_table[state];
-  redp = reduction_table[state];
-  errp = err_table[state];
-
-  if (!shiftp && !redp)
-    {
-      if (final_state == state)
-       fprintf(foutput, _("    $default\taccept\n"));
-      else
-       fprintf(foutput, _("    NO ACTIONS\n"));
-      return;
-    }
+  if (yydefact[s->number] != 0)
+    default_rule = &rules[yydefact[s->number] - 1];

 
 

-  if (shiftp)
-    {
-      k = shiftp->nshifts;
+  bitset_zero (no_reduce_set);
+  FOR_EACH_SHIFT (trans, i)
+    bitset_set (no_reduce_set, TRANSITION_SYMBOL (trans, i));
+  for (i = 0; i < s->errs->num; ++i)
+    if (s->errs->symbols[i])
+      bitset_set (no_reduce_set, s->errs->symbols[i]->number);

 
 

-      for (i = 0; i < k; i++)
-       {
-         if (! shiftp->shifts[i]) continue;
-         state1 = shiftp->shifts[i];
-         symbol = accessing_symbol[state1];
-         /* The following line used to be turned off.  */
-         if (ISVAR(symbol)) break;
-          if (symbol==0)      /* I.e. strcmp(tags[symbol],"$")==0 */
-            fprintf(foutput, _("    $   \tgo to state %d\n"), state1);
-          else
-            fprintf(foutput, _("    %-4s\tshift, and go to state %d\n"),
-                    tags[symbol], state1);
-       }
+  /* Compute the width of the lookahead token column.  */
+  if (default_rule)
+    width = strlen (_("$default"));

 
 

-      if (i > 0)
-       putc('\n', foutput);
-    }
-  else
-    {
-      i = 0;
-      k = 0;
-    }
+  if (reds->lookahead_tokens)
+    for (i = 0; i < ntokens; i++)
+      {
+       bool count = bitset_test (no_reduce_set, i);

 
 

-  if (errp)
-    {
-      int j, nerrs;
+       for (j = 0; j < reds->num; ++j)
+         if (bitset_test (reds->lookahead_tokens[j], i))
+           {
+             if (! count)
+               {
+                 if (reds->rules[j] != default_rule)
+                   max_length (&width, symbols[i]->tag);
+                 count = true;
+               }
+             else
+               {
+                 max_length (&width, symbols[i]->tag);
+               }
+           }
+      }

 
 

-      nerrs = errp->nerrs;
+  /* Nothing to report. */
+  if (!width)
+    return;

 
 

-      for (j = 0; j < nerrs; j++)
-       {
-         if (! errp->errs[j]) continue;
-         symbol = errp->errs[j];
-         fprintf(foutput, _("    %-4s\terror (nonassociative)\n"), tags[symbol]);
-       }
+  fputc ('\n', out);
+  width += 2;

 
 

-      if (j > 0)
-       putc('\n', foutput);
-    }
+  /* Report lookahead tokens (or $default) and reductions.  */
+  if (reds->lookahead_tokens)
+    for (i = 0; i < ntokens; i++)
+      {
+       bool defaulted = false;
+       bool count = bitset_test (no_reduce_set, i);

 
 

-  if (consistent[state] && redp)
-    {
-      rule = redp->rules[0];
-      symbol = rlhs[rule];
-      fprintf(foutput, _("    $default\treduce using rule %d (%s)\n\n"),
-               rule, tags[symbol]);
-    }
-  else if (redp)
-    {
-      print_reductions(state);
-    }
+       for (j = 0; j < reds->num; ++j)
+         if (bitset_test (reds->lookahead_tokens[j], i))
+           {
+             if (! count)
+               {
+                 if (reds->rules[j] != default_rule)
+                   print_reduction (out, width,
+                                    symbols[i]->tag,
+                                    reds->rules[j], true);
+                 else
+                   defaulted = true;
+                 count = true;
+               }
+             else
+               {
+                 if (defaulted)
+                   print_reduction (out, width,
+                                    symbols[i]->tag,
+                                    default_rule, true);
+                 defaulted = false;
+                 print_reduction (out, width,
+                                  symbols[i]->tag,
+                                  reds->rules[j], false);
+               }
+           }
+      }

 
 

-  if (i < k)
-    {
-      for (; i < k; i++)
-       {
-         if (! shiftp->shifts[i]) continue;
-         state1 = shiftp->shifts[i];
-         symbol = accessing_symbol[state1];
-         fprintf(foutput, _("    %-4s\tgo to state %d\n"), tags[symbol], state1);
-       }
+  if (default_rule)
+    print_reduction (out, width,
+                    _("$default"), default_rule, true);
+}

 
 

-      putc('\n', foutput);
-    }
+
+/*--------------------------------------------------------------.
+| Report on OUT all the actions (shifts, gotos, reductions, and |
+| explicit erros from %nonassoc) of S.                          |
+`--------------------------------------------------------------*/
+
+static void
+print_actions (FILE *out, state *s)
+{
+  /* Print shifts.  */
+  print_transitions (s, out, true);
+  print_errs (out, s);
+  print_reductions (out, s);
+  /* Print gotos.  */
+  print_transitions (s, out, false);

 }
 
 }
 

-#define END_TEST(end) \
-  if (column + strlen(buffer) > (end))                                  \
-    { fprintf (foutput, "%s\n   ", buffer); column = 3; buffer[0] = 0; } \
-  else

 
 

-void
-print_grammar (void)
+/*----------------------------------.
+| Report all the data on S on OUT.  |
+`----------------------------------*/
+
+static void
+print_state (FILE *out, state *s)

 {
 {

-  int i, j;
-  short* rule;
+  fputs ("\n\n", out);
+  fprintf (out, _("state %d"), s->number);
+  fputc ('\n', out);
+  print_core (out, s);
+  print_actions (out, s);
+  if ((report_flag & report_solved_conflicts) && s->solved_conflicts)
+    {
+      fputc ('\n', out);
+      fputs (s->solved_conflicts, out);
+    }
+}
+\f
+/*-----------------------------------------.
+| Print information on the whole grammar.  |
+`-----------------------------------------*/
+
+#define END_TEST(End)                          \
+do {                                           \
+  if (column + strlen(buffer) > (End))         \
+    {                                          \
+      fprintf (out, "%s\n   ", buffer);                \
+      column = 3;                              \
+      buffer[0] = 0;                           \
+    }                                          \
+} while (0)
+
+
+static void
+print_grammar (FILE *out)
+{
+  symbol_number i;

   char buffer[90];
   int column = 0;
 
   char buffer[90];
   int column = 0;
 

-  /* rule # : LHS -> RHS */
-  fputs(_("\nGrammar\n"), foutput);
-  for (i = 1; i <= nrules; i++)
-    /* Don't print rules disabled in reduce_grammar_tables.  */
-    if (rlhs[i] >= 0)
-      {
-       fprintf(foutput, _("rule %-4d %s ->"), i, tags[rlhs[i]]);
-       rule = &ritem[rrhs[i]];
-       if (*rule > 0)
-         while (*rule > 0)
-           fprintf(foutput, " %s", tags[*rule++]);
-       else
-         fputs (_("            /* empty */"), foutput);
-       putc('\n', foutput);
-      }
+  grammar_rules_print (out);

 
   /* TERMINAL (type #) : rule #s terminal is on RHS */
 
   /* TERMINAL (type #) : rule #s terminal is on RHS */

-  fputs(_("\nTerminals, with rules where they appear\n\n"), foutput);
-  fprintf(foutput, "%s (-1)\n", tags[0]);
-  if (translations)
-    {
-      for (i = 0; i <= max_user_token_number; i++)
-       if (token_translations[i] != 2)
-         {
-           buffer[0] = 0;
-           column = strlen (tags[token_translations[i]]);
-           fprintf(foutput, "%s", tags[token_translations[i]]);
-           END_TEST (50);
-           sprintf (buffer, " (%d)", i);
-
-           for (j = 1; j <= nrules; j++)
-             {
-               for (rule = &ritem[rrhs[j]]; *rule > 0; rule++)
-                 if (*rule == token_translations[i])
-                   {
-                     END_TEST (65);
-                     sprintf (buffer + strlen(buffer), " %d", j);
-                     break;
-                   }
-             }
-           fprintf (foutput, "%s\n", buffer);
-         }
-    }
-  else
-    for (i = 1; i < ntokens; i++)
+  fprintf (out, "%s\n\n", _("Terminals, with rules where they appear"));
+  for (i = 0; i < max_user_token_number + 1; i++)
+    if (token_translations[i] != undeftoken->number)

       {
       {

+       const char *tag = symbols[token_translations[i]]->tag;
+       rule_number r;
+       item_number *rhsp;
+

        buffer[0] = 0;
        buffer[0] = 0;

-       column = strlen (tags[i]);
-       fprintf(foutput, "%s", tags[i]);
+       column = strlen (tag);
+       fputs (tag, out);

        END_TEST (50);
        sprintf (buffer, " (%d)", i);
 
        END_TEST (50);
        sprintf (buffer, " (%d)", i);
 

-       for (j = 1; j <= nrules; j++)
-         {
-           for (rule = &ritem[rrhs[j]]; *rule > 0; rule++)
-             if (*rule == i)
-               {
-                 END_TEST (65);
-                 sprintf (buffer + strlen(buffer), " %d", j);
-                 break;
-               }
-         }
-       fprintf (foutput, "%s\n", buffer);
+       for (r = 0; r < nrules; r++)
+         for (rhsp = rules[r].rhs; *rhsp >= 0; rhsp++)
+           if (item_number_as_symbol_number (*rhsp) == token_translations[i])
+             {
+               END_TEST (65);
+               sprintf (buffer + strlen (buffer), " %d", r);
+               break;
+             }
+       fprintf (out, "%s\n", buffer);

       }
       }

+  fputs ("\n\n", out);

 
 

-  fputs(_("\nNonterminals, with rules where they appear\n\n"), foutput);
-  for (i = ntokens; i <= nsyms - 1; i++)
+
+  fprintf (out, "%s\n\n", _("Nonterminals, with rules where they appear"));
+  for (i = ntokens; i < nsyms; i++)

     {
       int left_count = 0, right_count = 0;
     {
       int left_count = 0, right_count = 0;

+      rule_number r;
+      const char *tag = symbols[i]->tag;

 
 

-      for (j = 1; j <= nrules; j++)
+      for (r = 0; r < nrules; r++)

        {
        {

-         if (rlhs[j] == i)
+         item_number *rhsp;
+         if (rules[r].lhs->number == i)

            left_count++;
            left_count++;

-         for (rule = &ritem[rrhs[j]]; *rule > 0; rule++)
-           if (*rule == i)
+         for (rhsp = rules[r].rhs; *rhsp >= 0; rhsp++)
+           if (item_number_as_symbol_number (*rhsp) == i)

              {
                right_count++;
                break;
              {
                right_count++;
                break;


@@ -331,41 +440,73 @@ print_grammar (void)
        }
 
       buffer[0] = 0;
        }
 
       buffer[0] = 0;

-      fprintf(foutput, "%s", tags[i]);
-      column = strlen (tags[i]);
+      fputs (tag, out);
+      column = strlen (tag);

       sprintf (buffer, " (%d)", i);
       END_TEST (0);
 
       if (left_count > 0)
        {
          END_TEST (50);
       sprintf (buffer, " (%d)", i);
       END_TEST (0);
 
       if (left_count > 0)
        {
          END_TEST (50);

-         sprintf (buffer + strlen(buffer), _(" on left:"));
+         sprintf (buffer + strlen (buffer), _(" on left:"));

 
 

-         for (j = 1; j <= nrules; j++)
+         for (r = 0; r < nrules; r++)

            {
              END_TEST (65);
            {
              END_TEST (65);

-             if (rlhs[j] == i)
-               sprintf (buffer + strlen(buffer), " %d", j);
+             if (rules[r].lhs->number == i)
+               sprintf (buffer + strlen (buffer), " %d", r);

            }
        }
 
       if (right_count > 0)
        {
          if (left_count > 0)
            }
        }
 
       if (right_count > 0)
        {
          if (left_count > 0)

-           sprintf (buffer + strlen(buffer), ",");
+           sprintf (buffer + strlen (buffer), ",");

          END_TEST (50);
          END_TEST (50);

-         sprintf (buffer + strlen(buffer), _(" on right:"));
-         for (j = 1; j <= nrules; j++)
+         sprintf (buffer + strlen (buffer), _(" on right:"));
+         for (r = 0; r < nrules; r++)

            {
            {

-             for (rule = &ritem[rrhs[j]]; *rule > 0; rule++)
-               if (*rule == i)
+             item_number *rhsp;
+             for (rhsp = rules[r].rhs; *rhsp >= 0; rhsp++)
+               if (item_number_as_symbol_number (*rhsp) == i)

                  {
                    END_TEST (65);
                  {
                    END_TEST (65);

-                   sprintf (buffer + strlen(buffer), " %d", j);
+                   sprintf (buffer + strlen (buffer), " %d", r);

                    break;
                  }
            }
        }
                    break;
                  }
            }
        }

-      fprintf (foutput, "%s\n", buffer);
+      fprintf (out, "%s\n", buffer);

     }
 }
     }
 }

+\f
+void
+print_results (void)
+{
+  state_number i;
+
+  /* We used to use just .out if SPEC_NAME_PREFIX (-p) was used, but
+     that conflicts with Posix.  */
+  FILE *out = xfopen (spec_verbose_file, "w");
+
+  reduce_output (out);
+  grammar_rules_partial_print (out,
+                              _("Rules never reduced"), rule_never_reduced_p);
+  conflicts_output (out);
+
+  print_grammar (out);
+
+  /* If the whole state item sets, not only the kernels, are wanted,
+     `closure' will be run, which needs memory allocation/deallocation.   */
+  if (report_flag & report_itemsets)
+    new_closure (nritems);
+  /* Storage for print_reductions.  */
+  no_reduce_set =  bitset_create (ntokens, BITSET_FIXED);
+  for (i = 0; i < nstates; i++)
+    print_state (out, states[i]);
+  bitset_free (no_reduce_set);
+  if (report_flag & report_itemsets)
+    free_closure ();
+
+  xfclose (out);
+}