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 35namespace { 36const int kPassed = 0; 37const int kFailed = 1; 38#define FAIL_UNLESS(f) if (!android::f()) return kFailed; 39} // anonymous namespace 40 41namespace android { 42// Dummy struct used to calculate offset of some of its fields. 43struct Foo 44{ 45 char field1; 46 char field2; 47}; 48 49// Check various types are declared in the std namespace. 50bool 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 74bool 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 85bool 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 97int main(int argc, char **argv) 98{ 99 FAIL_UNLESS(testTypesStd); 100 FAIL_UNLESS(testOffsetOf); 101 FAIL_UNLESS(testNull); 102 return kPassed; 103} 104