//ww:run-exit 45
// Migrated from 774_tagged_widen_named_variant row branched_callee_widen.
package main;
type unsupported = !void;
type wrapper = !(unsupported);
type eof = void;
fn pick(b: bool) (size | eof | wrapper) = {
    if (b) {
        let u: unsupported;
        let e: wrapper = u;
        return e;
    };
    return 50: size;
};
export fn main() i32 = {
    let r1 = pick(true);
    let r2 = pick(false);
    return 45;
};