From c408bd66052fafb55500a77a640ff39c034b2083 Mon Sep 17 00:00:00 2001
From: Vinzent Steinberg <Vinzent.Steinberg@gmail.com>
Date: Fri, 17 Mar 2017 18:21:06 +0100
Subject: [PATCH] Try to fix build on Rust 1.8

---
 integer/src/lib.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/integer/src/lib.rs b/integer/src/lib.rs
index 6230c84..dedbd94 100644
--- a/integer/src/lib.rs
+++ b/integer/src/lib.rs
@@ -800,7 +800,7 @@ fn test_binomial() {
 fn test_multinomial() {
     macro_rules! check_binomial {
         ($t:ty, $k:expr) => { {
-            let n: $t = $k.iter().sum();
+            let n: $t = $k.iter().fold(0, |acc, &x| acc + x);
             let k: &[$t] = $k;
             assert_eq!(k.len(), 2);
             assert_eq!(multinomial(k), binomial(n, k[0]));