// edition:2018 // aux-build:edition-kw-macro-2015.rs #[macro_use] extern crate edition_kw_macro_2015; pub fn check_async() { let mut async = 1; //~ ERROR expected identifier, found reserved keyword `async` let mut r#async = 1; // OK r#async = consumes_async!(async); // OK r#async = consumes_async!(r#async); //~ ERROR no rules expected the token `r#async` r#async = consumes_async_raw!(async); //~ ERROR no rules expected the token `async` r#async = consumes_async_raw!(r#async); // OK if passes_ident!(async) == 1 {} if passes_ident!(r#async) == 1 {} // OK module::async(); //~ ERROR expected identifier, found reserved keyword `async` module::r#async(); // OK }