From e5fc73e41502a5f6fb48b4b58db316686e5bb9aa Mon Sep 17 00:00:00 2001
From: Martin Quinson <martin.quinson@loria.fr>
Date: Sat, 27 Oct 2018 22:03:16 +0200
Subject: [PATCH] FindSimGrid: Make sure our headers are compiled with C++11 at
 least

---
 FindSimGrid.cmake | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/FindSimGrid.cmake b/FindSimGrid.cmake
index ad4792e827..382cd10260 100644
--- a/FindSimGrid.cmake
+++ b/FindSimGrid.cmake
@@ -19,10 +19,10 @@
 # DEVELOPERS OF PROGRAMS USING SIMGRID
 # ------------------------------------
 #
-#  1. Include this file in your own CMakeLists.txt
+#  1. Include this file in your own CMakeLists.txt (before defining any target)
 #     Either by copying it in your tree, or (recommended) by using the
 #     version automatically installed by SimGrid.
-#    
+#
 #  2. Afterward, if you have CMake >= 2.8.12, this will define a
 #     target called 'SimGrid::Simgrid'. Use it as:
 #       target_link_libraries(your-simulator SimGrid::SimGrid)
@@ -44,6 +44,9 @@
 #    #else
 #      (code to use with SimGrid v3.19+)
 #    #endif
+#
+#  Since SimGrid header files require C++11, so we set CMAKE_CXX_STANDARD to 11.
+#    Change this variable in your own file if you need a later standard.
 
 # 
 # IMPROVING THIS FILE
@@ -55,6 +58,9 @@
 
 cmake_minimum_required(VERSION 2.8)
 
+set(CMAKE_CXX_STANDARD 11)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+
 find_path(SimGrid_INCLUDE_DIR
   NAMES simgrid/config.h
   PATHS ${SimGrid_PATH}/include /opt/simgrid/include
-- 
2.20.1