extent: add missing required header

This commit is contained in:
Danny Robson 2016-06-20 18:01:26 +10:00
parent b49d95eaf3
commit 2f295fca11

View File

@ -20,7 +20,8 @@
#include "./maths.hpp"
#include "./stream.hpp"
#include <cmath>
#include <algorithm>
#include <numeric>
using util::extent;
using util::extent_range;