2007-11-08 Paolo Bonzini <bonzini@gnu.org>
[bison.git] / src / assoc.c
1 /* Associativity information.
2 Copyright (C) 2002, 2005, 2006 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 #include <config.h>
20 #include "system.h"
21
22 #include "assoc.h"
23
24
25 const char *
26 assoc_to_string (assoc a)
27 {
28 switch (a)
29 {
30 default:
31 abort ();
32
33 case undef_assoc:
34 return "undefined associativity";
35
36 case right_assoc:
37 return "%right";
38
39 case left_assoc:
40 return "%left";
41
42 case non_assoc:
43 return "%nonassoc";
44 }
45 }