rust/tests/compile-fail/cast_int_to_fn_ptr.rs

// Validation makes this fail in the wrong place
// compile-flags: -Zmiri-disable-validation

fn main() {
    let g = unsafe {
        std::mem::transmute::<usize, fn(i32)>(42)
    };

    g(42) //~ ERROR invalid use of 42 as a pointer
}