// error-pattern: cannot find a built-in macro with name `line` | |
#![feature(rustc_attrs)] | |
#[rustc_builtin_macro] | |
macro_rules! unknown { () => () } //~ ERROR cannot find a built-in macro with name `unknown` | |
#[rustc_builtin_macro] | |
macro_rules! line { () => () } | |
fn main() { | |
line!(); | |
std::prelude::v1::line!(); | |
} |