ceph/src/boost/libs/align/test/aligned_alloc_test.cpp

   1 /*
   2 Copyright 2014 Glen Joseph Fernandes
   3 (glenjofe@gmail.com)
   4
   5 Distributed under the Boost Software License, Version 1.0.
   6 (http://www.boost.org/LICENSE_1_0.txt)
   7 */
   8 #include <boost/align/aligned_alloc.hpp>
   9 #include <boost/align/is_aligned.hpp>
  10 #include <boost/core/lightweight_test.hpp>
  11 #include <cstring>
  12
  13 void test(std::size_t alignment)
  14 {
  15     {
  16         void* p = boost::alignment::aligned_alloc(alignment, alignment + 1);
  17         BOOST_TEST(p != 0);
  18         BOOST_TEST(boost::alignment::is_aligned(p, alignment));
  19         std::memset(p, 0, alignment);
  20         boost::alignment::aligned_free(p);
  21     }
  22     {
  23         void* p = boost::alignment::aligned_alloc(alignment, 1);
  24         BOOST_TEST(p != 0);
  25         BOOST_TEST(boost::alignment::is_aligned(p, alignment));
  26         std::memset(p, 0, 1);
  27         boost::alignment::aligned_free(p);
  28     }
  29     {
  30         void* p = boost::alignment::aligned_alloc(alignment, 0);
  31         boost::alignment::aligned_free(p);
  32     }
  33 }
  34
  35 int main()
  36 {
  37     test(1);
  38     test(2);
  39     test(4);
  40     test(8);
  41     test(16);
  42     test(32);
  43     test(64);
  44     test(128);
  45
  46     return boost::report_errors();
  47 }