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