summaryrefslogtreecommitdiff
path: root/tests/preposix.rules
blob: b43a00b81ecdf4ce808ff8ff7e9a2b7ff94c4548 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
/*
 * This file is part of flex.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * Neither the name of the University nor the names of its contributors
 * may be used to endorse or promote products derived from this software
 * without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE.
 */

/* The goal of this test is to verify that we are getting the traditional
 * pre-POSIX behavior of the repeat operator `{}' when posix-compat is not on
 * and POSIXLY_CORRECT is not set to 1.
 *
 *  ab{3} -  In traditional flex, this matches "abbb".
 *           In posix, this matches "ababab".
 * The input file should contain just the first string.
 */
%option nounput nomain noyywrap noinput
%option warn

%%

ab{3}   { } 
\n	{ }	 
.	{M4_TEST_FAILMESSAGE}

###
abbb