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