third_party/boost/align/test/aligned_alloc_test.cpp

/*
Copyright 2014 Glen Joseph Fernandes
(glenjofe@gmail.com)

Distributed under the Boost Software License, Version 1.0.
(http://www.boost.org/LICENSE_1_0.txt)
*/
#include <boost/align/aligned_alloc.hpp>
#include <boost/align/is_aligned.hpp>
#include <boost/core/lightweight_test.hpp>
#include <cstring>

void test(std::size_t alignment)
{
    {
        void* p = boost::alignment::aligned_alloc(alignment, alignment + 1);
        BOOST_TEST(p != 0);
        BOOST_TEST(boost::alignment::is_aligned(p, alignment));
        std::memset(p, 0, alignment);
        boost::alignment::aligned_free(p);
    }
    {
        void* p = boost::alignment::aligned_alloc(alignment, 1);
        BOOST_TEST(p != 0);
        BOOST_TEST(boost::alignment::is_aligned(p, alignment));
        std::memset(p, 0, 1);
        boost::alignment::aligned_free(p);
    }
    {
        void* p = boost::alignment::aligned_alloc(alignment, 0);
        boost::alignment::aligned_free(p);
    }
}

int main()
{
    test(1);
    test(2);
    test(4);
    test(8);
    test(16);
    test(32);
    test(64);
    test(128);

    return boost::report_errors();
}