//ww:run-exit 27
package main;
package pkg;
export type point = struct { x: i64, y: i64 };
export type rect = struct { lo: point, hi: point };
package main;
import pkg;
fn mk(vx: i64, vy: i64) pkg.point = {
	return pkg.point { x = vx, y = vy };
};
export fn main() i32 = {
	let a: pkg.point = mk(8i64, 2i64);
	a = pkg.point { x = 15i64, y = 5i64 };
	if (a.x != 15i64) { return 1; };
	if (a.y != 5i64) { return 2; };
	let b: pkg.point = mk(3i64, 4i64);
	if (b.x != 3i64) { return 3; };
	return (a.x + a.y + b.x + b.y): i32;
};