// Proc macros can generate token sequence `$ IDENT` // without it being recognized as an unknown macro variable. //@ check-pass //@ proc-macro: generate-dollar-ident.rs extern crate generate_dollar_ident; use generate_dollar_ident::*; macro_rules! black_hole { ($($tt:tt)*) => {}; } black_hole!($var); dollar_ident!(black_hole); fn main() {}