3 ms·

Maybe. Most C code of non-trivial length is UB or at least implementation defined, you really don't want to "tickle" something in a low-level highly used macro.

• usefulcat 2y ago
  Exactly why those macros ought to have tests.
  • Vecr 2y ago
    You're exactly right, sorry. I meant that even with tests it's probably too subtle to do the standard test driven design method of programming, you have to be way more careful.