- complain_message_count++;
- fprintf (stderr, ngettext ("expected %d shift/reduce conflict\n",
- "expected %d shift/reduce conflicts\n",
- expected_conflicts),
- expected_conflicts);
- }
-}
-
-
-void
-print_reductions (FILE *out, int state)
-{
- int i;
- int j;
- int m;
- int n;
- shifts *shiftp;
- errs *errp;
- int nodefault = 0;
-
- for (i = 0; i < tokensetsize; i++)
- shiftset[i] = 0;
-
- shiftp = state_table[state].shift_table;
- if (shiftp)
- for (i = 0; i < shiftp->nshifts && SHIFT_IS_SHIFT (shiftp, i); i++)
- {
- /* if this state has a shift for the error token, don't use a
- default rule. */
- if (SHIFT_IS_ERROR (shiftp, i))
- nodefault = 1;
- SETBIT (shiftset, SHIFT_SYMBOL (shiftp, i));
- }
-
- errp = err_table[state];
- if (errp)
- for (i = 0; i < errp->nerrs; i++)
- if (errp->errs[i])
- SETBIT (shiftset, errp->errs[i]);
-
- m = state_table[state].lookaheads;
- n = state_table[state + 1].lookaheads;
-
- if (n - m == 1 && !nodefault)
- {
- int k;
- int default_rule = LAruleno[m];
-
- for (k = 0; k < tokensetsize; ++k)
- lookaheadset[k] = LA (m)[k] & shiftset[k];
-
- for (i = 0; i < ntokens; i++)
- if (BITISSET (lookaheadset, i))
- fprintf (out, _(" %-4s\t[reduce using rule %d (%s)]\n"),
- tags[i], default_rule,
- tags[rule_table[default_rule].lhs]);
-
- fprintf (out, _(" $default\treduce using rule %d (%s)\n\n"),
- default_rule, tags[rule_table[default_rule].lhs]);
- }
- else if (n - m >= 1)
- {
- int k;
-
- int cmax = 0;
- int default_LA = -1;
- int default_rule = 0;
-
- if (!nodefault)
- for (i = m; i < n; i++)
- {
- int count = 0;
-
- for (k = 0; k < tokensetsize; ++k)
- lookaheadset[k] = LA (i)[k] & ~shiftset[k];
-
- for (j = 0; j < ntokens; j++)
- if (BITISSET (lookaheadset, j))
- count++;
-
- if (count > cmax)
- {
- cmax = count;
- default_LA = i;
- default_rule = LAruleno[i];
- }
-
- for (k = 0; k < tokensetsize; ++k)
- shiftset[k] |= lookaheadset[k];
- }
-
- for (i = 0; i < tokensetsize; i++)
- shiftset[i] = 0;
-
- if (shiftp)
- for (i = 0; i < shiftp->nshifts && SHIFT_IS_SHIFT (shiftp, i); i++)
- SETBIT (shiftset, SHIFT_SYMBOL (shiftp, i));
-
- for (i = 0; i < ntokens; i++)
- {
- int defaulted = 0;
- int count = BITISSET (shiftset, i);
-
- for (j = m; j < n; j++)
- {
- if (BITISSET (LA (m), j))
- {
- if (count == 0)
- {
- if (j != default_LA)
- fprintf (out,
- _(" %-4s\treduce using rule %d (%s)\n"),
- tags[i],
- LAruleno[j],
- tags[rule_table[LAruleno[j]].lhs]);
- else
- defaulted = 1;
-
- count++;
- }
- else
- {
- if (defaulted)
- fprintf (out,
- _(" %-4s\treduce using rule %d (%s)\n"),
- tags[i],
- LAruleno[default_LA],
- tags[rule_table[LAruleno[default_LA]].lhs]);
- defaulted = 0;
- fprintf (out,
- _(" %-4s\t[reduce using rule %d (%s)]\n"),
- tags[i],
- LAruleno[j],
- tags[rule_table[LAruleno[j]].lhs]);
- }
- }
- }
- }
-
- if (default_LA >= 0)
- fprintf (out, _(" $default\treduce using rule %d (%s)\n"),
- default_rule, tags[rule_table[default_rule].lhs]);