375.md

• Did you know that C++26 added support constexpr placement new?

  • https://wg21.link/P2747

static_assert([] {
  std::array<int, 1024> storage{};
  auto ptr = new (storage.data()) int{42};
  return 42 == *ptr;
}());

static_assert([] {
  std::array<int, 1024> storage{};
  auto ptr = std::construct_at<int>(storage.data(), 42);
  return 42 == *ptr;
}());

https://godbolt.org/z/61Kcjz1s6