message: cmake: enable override warnings (requires C++11 compilation mode)
diff: @@ -103,6 +103,13 @@ if(CV_GCC OR CV_CLANG)
  add_extra_compiler_option(-Wsign-promo)
  add_extra_compiler_option(-Wuninitialized)
  add_extra_compiler_option(-Winit-self)
  + if(HAVE_CXX11)
  + if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
  + add_extra_compiler_option(-Wsuggest-override)
  + elseif(CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
  + add_extra_compiler_option(-Winconsistent-missing-override)
  + endif()
  + endif()
  if(ENABLE_NOISY_WARNINGS)
  add_extra_compiler_option(-Wcast-align)
  