+
+# http://www.guyrutenberg.com/2014/01/05/enabling-c11-c0x-in-cmake/
+include(CheckCXXCompilerFlag)
+CHECK_CXX_COMPILER_FLAG("-std=c++11" COMPILER_SUPPORTS_CXX11)
+if(COMPILER_SUPPORTS_CXX11)
+ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
+else(COMPILER_SUPPORTS_CXX11)
+ CHECK_CXX_COMPILER_FLAG("-std=c++0x" COMPILER_SUPPORTS_CXX0X)
+ if(COMPILER_SUPPORTS_CXX0X)
+ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x")
+ else(COMPILER_SUPPORTS_CXX0X)
+ message(STATUS "The compiler ${CMAKE_CXX_COMPILER} has no C++11 support. Please use a different C++ compiler.")
+ endif(COMPILER_SUPPORTS_CXX0X)
+endif(COMPILER_SUPPORTS_CXX11)
+
+