3 ms·

> Wait, how don't macro need to take escaped sigils? These are proper (hygienic) syntax macros, much like Scheme's syntax-rules. C's "macros" only work at the

by lucian1900 13y ago

> Wait, how don't macro need to take escaped sigils? These are proper (hygienic) syntax macros, much like Scheme's syntax-rules. C's "macros" only work at the token level. > Is 'do' still a keyword? I believe it is still a reserved keyword, but not used anymore.

dbaupp 13y ago
It appears to not be a reserved word at all: $ echo 'fn main() { let do = 1; }' | rustc - runs with just an unused variable warning (if it were reserved it would fail with "error: `do` is a reserved keyword").
- brson 13y ago
  It probably should be reserved.