rust/tests/ui/rfcs/rfc-2457-non-ascii-idents/extern_block_nonascii_forbidden.rs

#![feature(extern_types)]

extern "C" {
    type 一; //~ items in `extern` blocks cannot use non-ascii identifiers
    fn 二(); //~ items in `extern` blocks cannot use non-ascii identifiers
    static 三: usize; //~ items in `extern` blocks cannot use non-ascii identifiers
}

fn main() {}