mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-27 17:24:06 +00:00
14 lines
205 B
Rust
14 lines
205 B
Rust
// check-pass
|
|
|
|
macro_rules! foo {
|
|
($(: $p:path)? $(: $l:lifetime)? ) => { bar! {$(: $p)? $(: $l)? } };
|
|
}
|
|
|
|
macro_rules! bar {
|
|
($(: $p:path)? $(: $l:lifetime)? ) => {};
|
|
}
|
|
|
|
foo! {: 'a }
|
|
|
|
fn main() {}
|