Function irand32

engine/dlib/src/basis/transcoder/basisu_containers_impl.h:165–180

   }

   static int irand32(int l, int h)
   {
      assert(l < h);
      if (l >= h)
         return l;

      uint32_t range = static_cast<uint32_t>(h - l);

      uint32_t rnd = urand32();

      uint32_t rnd_range = static_cast<uint32_t>((((uint64_t)range) * ((uint64_t)rnd)) >> 32U);

      int result = l + rnd_range;
      assert((result >= l) && (result < h));
      return result;
   }

   void hash_map_test()
   {