# Check for C++11/0x support

if(CMAKE_COMPILER_IS_GNUCXX)
	include(CheckCXXCompilerFlag)
	CHECK_CXX_COMPILER_FLAG("-std=c++11" COMPILER_SUPPORTS_CXX11)
	CHECK_CXX_COMPILER_FLAG("-std=c++0x" COMPILER_SUPPORTS_CXX0X)
	if(COMPILER_SUPPORTS_CXX11)
	    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
	elseif(COMPILER_SUPPORTS_CXX0X)
	    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x")
	else()
	    message(FATAL_ERROR "The compiler ${CMAKE_CXX_COMPILER} has no C++11 support. Please use a different C++ compiler.")
	endif()
endif()
