Update CMakeLists.txt c++14

CMakeLists.txt

@@ -28,18 +28,14 @@ message(STATUS "Configured to compile in ${CMAKE_BUILD_TYPE} mode.")
 SET(CMAKE_CXX_FLAGS_DEBUG "-g -Wall -D_REENTRANT")
 SET(CMAKE_CXX_FLAGS_RELEASE "-O3 -D_REENTRANT")
 
-#Set compiler according C++11 support
+#Set compiler according C++14 support
 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)
-		message(STATUS "The compiler ${CMAKE_CXX_COMPILER} has C++11 support.")
-        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
-elseif(COMPILER_SUPPORTS_CXX0X)
-		message(STATUS "The compiler ${CMAKE_CXX_COMPILER} has C++0x support.")
-        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x")
+CHECK_CXX_COMPILER_FLAG("-std=c++14" COMPILER_SUPPORTS_CXX14)
+if(COMPILER_SUPPORTS_CXX14)
+		message(STATUS "The compiler ${CMAKE_CXX_COMPILER} has C++14 support.")
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14")
 else()
-        message(STATUS "The compiler ${CMAKE_CXX_COMPILER} has no C++11 support. Please use a different C++ compiler.")
+  message(STATUS "The compiler ${CMAKE_CXX_COMPILER} has no C++14 support. Please use a different C++ compiler.")
 endif()
 
 if(UNIX)