From aeaf1632c837f72544447c2f7bd3245fb9dd077e Mon Sep 17 00:00:00 2001
From: Michele Caini <michele.caini@gmail.com>
Date: Sun, 3 Sep 2017 16:12:50 +0200
Subject: [PATCH] minor changes

---
 src/sparse_set.hpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/sparse_set.hpp b/src/sparse_set.hpp
index a128d91bc..85b5691c4 100644
--- a/src/sparse_set.hpp
+++ b/src/sparse_set.hpp
@@ -177,9 +177,9 @@ public:
     }
 
     template<typename... Args>
-    type & construct(index_type idx, Args... args) {
+    type & construct(index_type idx, Args&&... args) {
         SparseSet<Index>::construct(idx);
-        instances.push_back({ args... });
+        instances.push_back({ std::forward<Args>(args)... });
         return instances.back();
     }