Function cpp_std::swap_2_vector_of_longlong

pub unsafe fn swap_2_vector_of_longlong(
    x: impl CastInto<MutRef<VectorOfLonglong>>, 
    y: impl CastInto<MutRef<VectorOfLonglong>>
)

Calls C++ function: void std::swap(std::vector<long long, std::allocator<long long>>& __x, std::vector<long long, std::allocator<long long>>& __y).