From 2f5a69b2fb7ed305a0de0a8d7bacc63c1dfeb0b3 Mon Sep 17 00:00:00 2001
From: Milo Yip <miloyip@gmail.com>
Date: Sat, 23 Jan 2016 14:58:19 +0800
Subject: [PATCH] Try using c++0x for gcc 4.6.x

---
 CMakeLists.txt | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5971bb7..33f3ef9 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -30,7 +30,11 @@ endif()
 if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=native -Wall -Wextra -Werror")
     if (RAPIDJSON_BUILD_CXX11)
-        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
+        if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS "4.7.0")
+            set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x")
+        else()
+            set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
+        endif()
     endif()
 elseif (CMAKE_CXX_COMPILER_ID MATCHES "Clang")
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=native -Wall -Wextra -Werror -Wno-missing-field-initializers")