21 lines
235 B
Rust
21 lines
235 B
Rust
// check-pass
|
|
|
|
macro_rules! exp {
|
|
(const $n:expr) => {
|
|
$n
|
|
};
|
|
}
|
|
|
|
macro_rules! stmt {
|
|
(exp $e:expr) => {
|
|
$e
|
|
};
|
|
(exp $($t:tt)+) => {
|
|
exp!($($t)+)
|
|
};
|
|
}
|
|
|
|
fn main() {
|
|
stmt!(exp const 1);
|
|
}
|