//ww:error "not assignable"
// Migrated from 774_tagged_widen_named_variant row reject_concrete_unrelated.
package main;
type ax = !i32;
type bx = !i64;
type cx = !f64;
export fn main() i32 = {
    let u: ax;
    let r: (bx | cx) = u;
    return 0;
};