src/test/ui/typeck-fn-to-unsafe-fn-ptr.rs

   1 // run-pass
   2 // This tests reification from safe function to `unsafe fn` pointer
   3
   4 fn do_nothing() -> () {}
   5
   6 unsafe fn call_unsafe(func: unsafe fn() -> ()) -> () {
   7     func()
   8 }
   9
  10 pub fn main() {
  11     unsafe { call_unsafe(do_nothing); }
  12 }