mirror of
https://github.com/rust-lang/rust.git
synced 2025-10-31 13:04:42 +00:00
25 lines
473 B
Rust
25 lines
473 B
Rust
// A proc-macro in 2015 that has an RPIT without `use<>` that would cause a
|
|
// problem with 2024 capturing rules.
|
|
|
|
extern crate proc_macro;
|
|
use proc_macro::TokenStream;
|
|
|
|
#[proc_macro]
|
|
pub fn pm_rpit(input: TokenStream) -> TokenStream {
|
|
"fn test_pm(x: &Vec<i32>) -> impl std::fmt::Display {
|
|
x[0]
|
|
}
|
|
|
|
pub fn from_pm() {
|
|
let mut x = vec![];
|
|
x.push(1);
|
|
|
|
let element = test_pm(&x);
|
|
x.push(2);
|
|
println!(\"{element}\");
|
|
}
|
|
"
|
|
.parse()
|
|
.unwrap()
|
|
}
|