//ww:run-exit 42
package main;
type pair = struct { x: i64, y: i64, z: i64 };
type tag = (pair | i32);
type holder = struct { e: tag, mark: i32 };
fn main() i32 = {
	let h: holder;
	h.mark = 99;
	h.e = (42i32: tag);
	match (h.e) {
	case let v: pair => return -1;
	case let z: i32 => return z;
	};
};