src/test/ui/unboxed-closures/unboxed-closures-type-mismatch.stderr

   1 error[E0308]: mismatched types
   2   --> $DIR/unboxed-closures-type-mismatch.rs:5:15
   3    |
   4 LL |     let z = f(1_usize, 2);
   5    |             - ^^^^^^^ expected `isize`, found `usize`
   6    |             |
   7    |             arguments to this function are incorrect
   8    |
   9 note: closure defined here
  10   --> $DIR/unboxed-closures-type-mismatch.rs:4:17
  11    |
  12 LL |     let mut f = |x: isize, y: isize| -> isize { x + y };
  13    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  14 help: change the type of the numeric literal from `usize` to `isize`
  15    |
  16 LL |     let z = f(1_isize, 2);
  17    |                 ~~~~~
  18
  19 error: aborting due to previous error
  20
  21 For more information about this error, try `rustc --explain E0308`.