message: CMakeLists.txt updated to fix, "visual studio project debug version giving error on flag Wextra"
diff: @@ -74,7 +74,10 @@ if (CMAKE_CXX_COMPILER_ID MATCHES "Clang")
  endif()
  # Debug flags
  -set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -Wall -Wextra -Wundef")
  +set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -Wall")
  +if(CMAKE_COMPILER_IS_GNUCXX)
  +set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -Wextra -Wundef")
  +endif(CMAKE_COMPILER_IS_GNUCXX)
  add_definitions(-D_CRT_SECURE_NO_WARNINGS)
  add_definitions(-std=c++11)
  