src/test/ui/closures/closure-no-fn-2.rs

   1 // Ensure that capturing closures are never coerced to fns
   2 // Especially interesting as non-capturing closures can be.
   3
   4 fn main() {
   5     let b = 0u8;
   6     let bar: fn() -> u8 = || { b };
   7     //~^ ERROR mismatched types
   8 }