mirror of https://github.com/rust-lang/rust
18 lines
382 B
Rust
18 lines
382 B
Rust
//@ compile-flags:--crate-type lib
|
|
#![feature(decl_macro)]
|
|
#![feature(rustc_attrs)]
|
|
|
|
#[rustc_builtin_macro]
|
|
pub macro test($item:item) {
|
|
//~^ NOTE previously defined
|
|
/* compiler built-in */
|
|
}
|
|
|
|
mod inner {
|
|
#[rustc_builtin_macro]
|
|
pub macro test($item:item) {
|
|
//~^ ERROR attempted to define built-in macro more than once [E0773]
|
|
/* compiler built-in */
|
|
}
|
|
}
|