1 error[E0605]: non-primitive cast: `fn(isize) {foo}` as `extern "C" fn() -> isize`
2 --> $DIR/cast-to-bare-fn.rs:5:13
4 LL | let x = foo as extern "C" fn() -> isize;
5 | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ invalid cast
7 error[E0605]: non-primitive cast: `u64` as `fn(isize) -> (isize, isize)`
8 --> $DIR/cast-to-bare-fn.rs:7:13
10 LL | let y = v as extern "Rust" fn(isize) -> (isize, isize);
11 | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ invalid cast
13 error: aborting due to 2 previous errors
15 For more information about this error, try `rustc --explain E0605`.