//ww:run-exit 42
// Migrated from 772_typeassert_nonident row call_as_i16.
package main;
fn f(b: bool) (i16 | str) = {
    if (b) { return -1: i16; };
    return "x";
};
export fn main() i32 = {
    let n = f(true) as i16;
    if (n: i32 == -1) { return 42; };
    return 1;
};