| IntelLLVM-isystem-flag | |
| ---------------------- | |
| * The :generator:`Ninja` and :generator:`NMake Makefiles` generators now use | |
| the ``-external:I`` flag for system includes when using IntelLLVM as of | |
| version 2021.4. The ``-external:W0`` flag is also used as of version 2022.2. |