104 lines
3.0 KiB
C++
104 lines
3.0 KiB
C++
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/*
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* Copyright (C) 2009 The Android Open Source Project
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <cstddef>
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#if defined BIONIC && !defined BIONIC_LIBSTDCPP_INCLUDE_CSTDDEF__
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#error "Wrong header file included!!"
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#endif
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namespace {
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const int kPassed = 0;
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const int kFailed = 1;
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#define FAIL_UNLESS(f) if (!android::f()) return kFailed;
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} // anonymous namespace
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namespace android {
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// Dummy struct used to calculate offset of some of its fields.
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struct Foo
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{
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char field1;
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char field2;
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};
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// Check various types are declared in the std namespace.
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bool testTypesStd()
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{
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// size_t should be defined in both namespaces
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volatile ::size_t size_t_in_top_ns = 0;
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volatile ::std::size_t size_t_in_std_ns = 0;
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if (sizeof(::size_t) != sizeof(::std::size_t))
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{
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return false;
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}
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// ptrdiff_t should be defined in both namespaces
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volatile ::ptrdiff_t ptrdiff_t_in_top_ns = 0;
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volatile ::std::ptrdiff_t ptrdiff_t_in_std_ns = 0;
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if (sizeof(::ptrdiff_t) != sizeof(::std::ptrdiff_t))
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{
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return false;
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}
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// NULL is only in the top namespace
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volatile int *null_is_defined = NULL;
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return true;
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}
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bool testOffsetOf()
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{
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#ifndef offsetof
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#error "offsetof is not a macro"
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#endif
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// offsetof is only in the top namespace
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volatile size_t offset = offsetof(struct Foo, field2);
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return offset == 1;
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}
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bool testNull()
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{
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#ifndef NULL
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#error "NULL is not a macro"
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#endif
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// If NULL is void* this will issue a warning.
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volatile int null_is_not_void_star = NULL;
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return true;
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}
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} // android namespace
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int main(int argc, char **argv)
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{
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FAIL_UNLESS(testTypesStd);
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FAIL_UNLESS(testOffsetOf);
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FAIL_UNLESS(testNull);
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return kPassed;
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}
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