Ejemplo n.º 1
0
void
conflicts_solve (void)
{
  state_number i;
  /* List of lookahead tokens on which we explicitly raise a syntax error.  */
  symbol **errors = xnmalloc (ntokens + 1, sizeof *errors);

  conflicts = xcalloc (nstates, sizeof *conflicts);
  shift_set = bitset_create (ntokens, BITSET_FIXED);
  lookahead_set = bitset_create (ntokens, BITSET_FIXED);
  obstack_init (&solved_conflicts_obstack);
  obstack_init (&solved_conflicts_xml_obstack);

  for (i = 0; i < nstates; i++)
    {
      set_conflicts (states[i], errors);

      /* For uniformity of the code, make sure all the states have a valid
	 `errs' member.  */
      if (!states[i]->errs)
	states[i]->errs = errs_new (0, 0);
    }

  free (errors);
}
Ejemplo n.º 2
0
void
initialize_conflicts()
{
  register int i;
/*  register errs *sp; JF unused */

  conflicts = NEW2(nstates, char);
  shiftset = NEW2(tokensetsize, unsigned);
  lookaheadset = NEW2(tokensetsize, unsigned);

  err_table = NEW2(nstates, errs *);

  any_conflicts = 0;

  for (i = 0; i < nstates; i++)
    set_conflicts(i);

  if (verboseflag) {
    for (i = 0; i < ntokens; i++)
      if (sprec[i] && !sprec_used[i])
	fprintf(foutput, "Precedence for token `%s' ignored.\n", tags[i]);
    for (i = 1; i <= nrules; i++)
      if (rprec[i] && !rprec_used[i])
	fprintf(foutput, "Precedence token for rule %d ignored.\n", i);
  }
}
Ejemplo n.º 3
0
void
initialize_conflicts()
{
  register int i;
/*  register errs *sp; JF unused */

  conflicts = NEW2(nstates, char);
  shiftset = NEW2(tokensetsize, unsigned);
  lookaheadset = NEW2(tokensetsize, unsigned);

  err_table = NEW2(nstates, errs *);

  any_conflicts = 0;

  for (i = 0; i < nstates; i++)
    set_conflicts(i);
}