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1 /*=============================================================================
2     Boost.Wave: A Standard compliant C++ preprocessor library
3     http://www.boost.org/
4 
5     Copyright (c) 2001-2012 Hartmut Kaiser. Distributed under the Boost
6     Software License, Version 1.0. (See accompanying file
7     LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
8 
9     The tests included in this file were initially taken from the mcpp V2.5
10     preprocessor validation suite and were modified to fit into the Boost.Wave
11     unit test requirements.
12     The original files of the mcpp preprocessor are distributed under the
13     license reproduced at the end of this file.
14 =============================================================================*/
15 
16 // Tests grouping of sub-expressions in #if expression.
17 
18 // 13.8: Unary operators are grouped from right to left.
19 //R #line 24 "t_5_018.cpp"
20 //R true
21 #if (- -1 != 1) || (!!9 != 1) || (-!+!9 != -1) || (~~1 != 1)
22     "Bad grouping of -, +, !, ~ in #if expression."
23 #else
24 true
25 #endif
26 
27 // 13.9: ?: operators are grouped from right to left.
28 //R #line 33 "t_5_018.cpp"
29 //R true
30 #if (1 ? 2 ? 3 ? 3 : 2 : 1 : 0) != 3
31     "Bad grouping of ? : in #if expression."
32 #else
33 true
34 #endif
35 
36 // 13.10: Other operators are grouped from left to right.
37 //R #line 42 "t_5_018.cpp"
38 //R true
39 #if (15 >> 2 >> 1 != 1) || (3 << 2 << 1 != 24)
40     "Bad grouping of >>, << in #if expression."
41 #else
42 true
43 #endif
44 
45 // 13.11: Test of precedence.
46 //R #line 51 "t_5_018.cpp"
47 //R true
48 #if 3*10/2 >> !0*2 >> !+!-9 != 1
49     "Bad grouping of -, +, !, *, /, >> in #if expression."
50 #else
51 true
52 #endif
53 
54 // 13.12: Overall test.  Grouped as:
55 //        ((((((+1 - -1 - ~~1 - -!0) & 6) | ((8 % 9) ^ (-2 * -2))) >> 1) == 7)
56 //        ? 7 : 0) != 7
57 //    evaluates to false.
58 //R #line 63 "t_5_018.cpp"
59 //R true
60 #if (((+1- -1-~~1- -!0&6|8%9^-2*-2)>>1)==7?7:0)!=7
61     "Bad arithmetic of #if expression."
62 #else
63 true
64 #endif
65 
66 /*-
67  * Copyright (c) 1998, 2002-2005 Kiyoshi Matsui <kmatsui@t3.rim.or.jp>
68  * All rights reserved.
69  *
70  * Redistribution and use in source and binary forms, with or without
71  * modification, are permitted provided that the following conditions
72  * are met:
73  * 1. Redistributions of source code must retain the above copyright
74  *    notice, this list of conditions and the following disclaimer.
75  * 2. Redistributions in binary form must reproduce the above copyright
76  *    notice, this list of conditions and the following disclaimer in the
77  *    documentation and/or other materials provided with the distribution.
78  *
79  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND
80  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
81  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
82  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE
83  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
84  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
85  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
86  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
87  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
88  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
89  * SUCH DAMAGE.
90  */
91 
92