// edition:2018 // aux-build:edition-kw-macro-2015.rs #![feature(async_closure)] fn main() {} #[macro_use] extern crate edition_kw_macro_2015; mod module { pub fn r#async() {} } pub fn check_async() { let mut async = 1; //~ ERROR expected identifier, found 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 {} // FIXME: Edition hygiene bug, async here is 2018 and reserved if passes_ident!(r#async) == 1 {} // OK if passes_tt!(async) == 1 {} //~ ERROR macro expansion ends with an incomplete expression if passes_tt!(r#async) == 1 {} // OK module::async(); //~ ERROR expected identifier, found keyword `async` module::r#async(); // OK let _recovery_witness: () = 0; //~ ERROR mismatched types }