File: multiple-extern-by-macro-for-buitlin.rs

package info (click to toggle)
rustc 1.87.0%2Bdfsg1-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 925,564 kB
  • sloc: xml: 158,127; python: 36,039; javascript: 19,761; sh: 19,737; cpp: 18,981; ansic: 13,133; asm: 4,376; makefile: 710; perl: 29; lisp: 28; ruby: 19; sql: 11
file content (18 lines) | stat: -rw-r--r-- 228 bytes parent folder | download | duplicates (15) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
 
//@ edition: 2021

// issue#128813

extern crate core;

macro_rules! m {
    () => {
        extern crate std as core;
        //~^ ERROR: the name `core` is defined multiple times
    };
}

m!();

fn main() {
    use ::core;
}