If you're talking about GCC, I wonder if you can say more about this? I mean, I see the options, but I'm not entirely following. https://gcc.gnu.org/onlinedocs

If you're talking about GCC, I wonder if you can say more about this? I mean, I see the options, but I'm not entirely following. https://gcc.gnu.org/onlinedocs/gcc/Preprocessor-Options.html https://gcc.gnu.org/onlinedocs/gcc/Preprocessor-Options.html