Update CMakeLists.txt

CMakeLists.txt

@@ -12,7 +12,7 @@ else()
 
     # disable -Wshorten-64-to-32 for apple
     if(APPLE)
-        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fexceptions -frtti -Wno-shorten-64-to-32")
+        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-shorten-64-to-32")
     endif()
 endif()