Jorge jbelloncastro

## generate_array.cpp
#include <array>
#include <utility>

template < class F, size_t... Ns >
constexpr
std::array<decltype(std::declval<F>()(size_t(0))),sizeof...(Ns)>
generate_array( F&& f, std::index_sequence<Ns...> )
{
    return { f(Ns)... };
}

## clang dump layouts
clang++ -Xclang -fdump-record-layouts file.cpp
	#include <array>
	#include <utility>

	template < class F, size_t... Ns >
	constexpr
	std::array<decltype(std::declval<F>()(size_t(0))),sizeof...(Ns)>
	generate_array( F&& f, std::index_sequence<Ns...> )
	{
	return { f(Ns)... };
	}