mirror of https://github.com/rust-lang/rust
19 lines
351 B
Rust
19 lines
351 B
Rust
// Proc macros can generate token sequence `$ IDENT`
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// without it being recognized as an unknown macro variable.
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//@ check-pass
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//@ aux-build:generate-dollar-ident.rs
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extern crate generate_dollar_ident;
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use generate_dollar_ident::*;
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macro_rules! black_hole {
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($($tt:tt)*) => {};
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}
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black_hole!($var);
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dollar_ident!(black_hole);
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fn main() {}
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