File: test_align.cpp

package info (click to toggle)
boost1.83 1.83.0-5
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 545,632 kB
  • sloc: cpp: 3,857,086; xml: 125,552; ansic: 34,414; python: 25,887; asm: 5,276; sh: 4,799; ada: 1,681; makefile: 1,629; perl: 1,212; pascal: 1,139; sql: 810; yacc: 478; ruby: 102; lisp: 24; csh: 6
file content (29 lines) | stat: -rw-r--r-- 990 bytes parent folder | download | duplicates (10)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29

#include <iostream>
#include <vector>

#include <boost/align.hpp>
#include <boost/multiprecision/cpp_int.hpp>

using namespace std;
using namespace boost::multiprecision;

int main(int, char*[]) {
  int alignment = 64;
  int size = 16;

  void* storage = boost::alignment::aligned_alloc(alignment, size);
  boost::alignment::aligned_free(storage);

  std::vector<int128_t, boost::alignment::aligned_allocator<int128_t> > vector1;
  std::vector<double, boost::alignment::aligned_allocator<double, 64> > vector2;

  double* pointer = reinterpret_cast< double* >(boost::alignment::aligned_alloc(alignment, sizeof(double)));
  assert(boost::alignment::is_aligned(pointer, alignment));
  std::unique_ptr<double, boost::alignment::aligned_delete> unique(pointer);

  std::cout << "Alignement of int128_t is: " << boost::alignment::alignment_of<int128_t>::value << std::endl;
  std::cout << "Alignement of int128_t is: " << boost::alignment::alignment_of_v<int128_t> << std::endl;

  return 0;
}