//ww:run-exit 3
// Migrated from 773_isas_spread_variant row cross_mod_named_void.
package main;
import io;
export fn main() i32 = {
    let r: (size | io.eof) = 42: size;
    if (r is io.eof) { return 1; };
    if (r is size) { return 3; };
    return 0;
};