//ww:run-exit 0
// Run leg of the retired 926_tagged_sret_run.c row boundary_s3_register.
package main;
type s3 = struct { a: i64, b: i64, c: i64 };
fn mk(ok: bool) (s3 | bool) = {
	if (!ok) { return false; };
	return s3 { a = 7, b = 8, c = 9 };
};
export fn main() i32 = {
	match (mk(true)) {
	case let v: s3 => { if (v.c != 9) { return 1; }; };
	case let b: bool => return 2;
	};
	match (mk(false)) {
	case let v: s3 => return 3;
	case let b: bool => { if (b) { return 4; }; };
	};
	return 0;
};