mirror of https://github.com/rust-lang/rust
20 lines
432 B
Rust
20 lines
432 B
Rust
//@ run-pass
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#![feature(macro_metavar_expr_concat)]
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macro_rules! turn_to_page {
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($ident:ident, $literal:literal, $tt:tt) => {
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const ${concat("Ḧ", $ident)}: i32 = 394;
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const ${concat("Ḧ", $literal)}: i32 = 394;
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const ${concat("Ḧ", $tt)}: i32 = 394;
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};
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}
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fn main() {
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turn_to_page!(P1, "Ṕ2", Ṕ);
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assert_eq!(ḦṔ, 394);
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assert_eq!(ḦP1, 394);
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assert_eq!(ḦṔ2, 394);
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}
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