tests/ui/lint/issue-1866.rs

   1 // build-pass
   2 #![allow(dead_code)]
   3 #![allow(non_camel_case_types)]
   4 #![warn(clashing_extern_declarations)]
   5
   6 // pretty-expanded FIXME #23616
   7
   8 mod a {
   9     pub type rust_task = usize;
  10     pub mod rustrt {
  11         use super::rust_task;
  12         extern "C" {
  13             pub fn rust_task_is_unwinding(rt: *const rust_task) -> bool;
  14         }
  15     }
  16 }
  17
  18 mod b {
  19     pub type rust_task = bool;
  20     pub mod rustrt {
  21         use super::rust_task;
  22         extern "C" {
  23             pub fn rust_task_is_unwinding(rt: *const rust_task) -> bool;
  24         //~^ WARN `rust_task_is_unwinding` redeclared with a different signature
  25         }
  26     }
  27 }
  28
  29 pub fn main() {}