rust/tests/ui/hygiene/transparent-basic.rs

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// check-pass
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// aux-build:transparent-basic.rs
#![feature(decl_macro, rustc_attrs)]
extern crate transparent_basic;
#[rustc_macro_transparency = "transparent"]
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macro binding() {
let x = 10;
}
#[rustc_macro_transparency = "transparent"]
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macro label() {
break 'label
}
macro_rules! legacy {
() => {
binding!();
let y = x;
}
}
fn legacy_interaction1() {
legacy!();
}
struct S;
fn check_dollar_crate() {
// `$crate::S` inside the macro resolves to `S` from this crate.
transparent_basic::dollar_crate!();
}
fn main() {
binding!();
let y = x;
'label: loop {
label!();
}
}