Jonathan Poelen 2d3a0e9877 optimize integer_sequence with gcc ...

Use the `__integer_pack` builtin

compiler |      gcc-15
before   | 0:00.14s - 47284K
after    | 0:00.07s - 37572K

```cpp
template<class I> using test
  = make_integer_sequence<int, I::value>;

using r1 = mp_transform<test, mp_iota_c<200>>;
```

2026-03-23 17:49:05 +02:00

..

boost

optimize integer_sequence with gcc

2026-03-23 17:49:05 +02:00