Use the new standards-conformant preprocessor with `/Zc:preprocessor` https://learn.microsoft.com/en-us/cpp/build/reference/zc-preprocessor?view=msvc-170 https

Use the new standards-conformant preprocessor with `/Zc:preprocessor` https://learn.microsoft.com/en-us/cpp/build/reference/zc-preprocessor?view=msvc-170 https://learn.microsoft.com/en-us/cpp/build/reference/zc-pre...