]> git.saurik.com Git - bison.git/blame_incremental - src/conflicts.h
POSIX: warn if %prec's token was not defined.
[bison.git] / src / conflicts.h
... / ...
CommitLineData
1/* Find and resolve or report lookahead conflicts for bison,
2 Copyright (C) 2000, 2001, 2002, 2004, 2007, 2009 Free Software
3 Foundation, Inc.
4
5 This file is part of Bison, the GNU Compiler Compiler.
6
7 This program is free software: you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation, either version 3 of the License, or
10 (at your option) any later version.
11
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
16
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
19
20#ifndef CONFLICTS_H_
21# define CONFLICTS_H_
22# include "state.h"
23
24void conflicts_solve (void);
25
26/**
27 * Update state numbers recorded in internal arrays such that:
28 * - \c nstates_old is the old number of states.
29 * - Where \c i is the old state number, <tt>old_to_new[i]</tt> is either:
30 * - \c nstates_old if state \c i is removed because it is unreachable.
31 * - The new state number.
32 * - The highest new state number is the number of remaining states - 1.
33 * - The numerical order of the remaining states has not changed.
34 */
35void conflicts_update_state_numbers (state_number old_to_new[],
36 state_number nstates_old);
37
38void conflicts_print (void);
39int conflicts_total_count (void);
40void conflicts_output (FILE *out);
41void conflicts_free (void);
42
43/* Were there conflicts? */
44extern int expected_sr_conflicts;
45extern int expected_rr_conflicts;
46#endif /* !CONFLICTS_H_ */