1 /*
2 * Copyright (C) 2009 The Android Open Source Project
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in
12 * the documentation and/or other materials provided with the
13 * distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
18 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
19 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
22 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
25 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29 #include <cstddef>
30 #if defined BIONIC && !defined BIONIC_LIBSTDCPP_INCLUDE_CSTDDEF__
31 #error "Wrong header file included!!"
32 #endif
33
34
35 namespace {
36 const int kPassed = 0;
37 const int kFailed = 1;
38 #define FAIL_UNLESS(f) if (!android::f()) return kFailed;
39 } // anonymous namespace
40
41 namespace android {
42 // Dummy struct used to calculate offset of some of its fields.
43 struct Foo
44 {
45 char field1;
46 char field2;
47 };
48
49 // Check various types are declared in the std namespace.
testTypesStd()50 bool testTypesStd()
51 {
52 // size_t should be defined in both namespaces
53 volatile ::size_t size_t_in_top_ns = 0;
54 volatile ::std::size_t size_t_in_std_ns = 0;
55
56 if (sizeof(::size_t) != sizeof(::std::size_t))
57 {
58 return false;
59 }
60
61 // ptrdiff_t should be defined in both namespaces
62 volatile ::ptrdiff_t ptrdiff_t_in_top_ns = 0;
63 volatile ::std::ptrdiff_t ptrdiff_t_in_std_ns = 0;
64
65 if (sizeof(::ptrdiff_t) != sizeof(::std::ptrdiff_t))
66 {
67 return false;
68 }
69 // NULL is only in the top namespace
70 volatile int *null_is_defined = NULL;
71 return true;
72 }
73
testOffsetOf()74 bool testOffsetOf()
75 {
76 #ifndef offsetof
77 #error "offsetof is not a macro"
78 #endif
79
80 // offsetof is only in the top namespace
81 volatile size_t offset = offsetof(struct Foo, field2);
82 return offset == 1;
83 }
84
testNull()85 bool testNull()
86 {
87 #ifndef NULL
88 #error "NULL is not a macro"
89 #endif
90 // If NULL is void* this will issue a warning.
91 volatile int null_is_not_void_star = NULL;
92 return true;
93 }
94
95 } // android namespace
96
main(int argc,char ** argv)97 int main(int argc, char **argv)
98 {
99 FAIL_UNLESS(testTypesStd);
100 FAIL_UNLESS(testOffsetOf);
101 FAIL_UNLESS(testNull);
102 return kPassed;
103 }
104