From 86d9c0255c75c340bd03faa1a6ae5fe5c16ccada Mon Sep 17 00:00:00 2001
From: Gael Guennebaud <g.gael@free.fr>
Date: Fri, 13 Jul 2018 13:06:44 +0200
Subject: Forward declaring std::array does not work with all std libs, so
 let's just include <array>

---
 Eigen/Core | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'Eigen/Core')

diff --git a/Eigen/Core b/Eigen/Core
index fd6edc018..2ab44fb3c 100644
--- a/Eigen/Core
+++ b/Eigen/Core
@@ -80,6 +80,10 @@
 // for min/max:
 #include <algorithm>
 
+#if EIGEN_HAS_CXX11
+#include <array>
+#endif
+
 // for std::is_nothrow_move_assignable
 #ifdef EIGEN_INCLUDE_TYPE_TRAITS
 #include <type_traits>
-- 
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