mirror of
https://git.savannah.gnu.org/git/bison.git
synced 2026-03-09 12:23:04 +00:00
f462a08572
* upstream/maint: (48 commits) THANKS: update an address tests: adjust syncline tests to GCC 7 glr: fix improperly placed synclines bison: be git grep friendly Replace ftp with https maint: post-release administrivia version 3.0.5 bison: style: indentation fixes regen bison: please address sanitizer C++: style: fix indentation NEWS: update C++: style: prefer `unsigned` to `unsigned int` C++: style: space before paren C++: fix -Wdeprecated warnings tests: fix -Wdeprecated warning maint: update syntax-check exclusions autoconf: update regen Update copyright years ...
38 lines
1.2 KiB
C
38 lines
1.2 KiB
C
/* Grammar reduction for Bison.
|
|
|
|
Copyright (C) 2000-2002, 2007, 2009-2015, 2018 Free Software
|
|
Foundation, Inc.
|
|
|
|
This file is part of Bison, the GNU Compiler Compiler.
|
|
|
|
This program 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 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program 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 this program. If not, see <http://www.gnu.org/licenses/>. */
|
|
|
|
#ifndef REDUCE_H_
|
|
# define REDUCE_H_
|
|
|
|
void reduce_grammar (void);
|
|
void reduce_output (FILE *out);
|
|
bool reduce_token_unused_in_grammar (symbol_number i);
|
|
|
|
/** Whether symbol \a i is useless in the grammar.
|
|
* \pre reduce_grammar was called before.
|
|
*/
|
|
bool reduce_nonterminal_useless_in_grammar (const sym_content *sym);
|
|
|
|
void reduce_free (void);
|
|
|
|
extern unsigned nuseless_nonterminals;
|
|
extern unsigned nuseless_productions;
|
|
#endif /* !REDUCE_H_ */
|