ns = @names c32le {
    @0x0 struct {
	    @0x0 int x;
	    @0x4;
    } x;
    @0x0 struct {
	    @0x0 int y;
	    @0x4;
    } y;
};

as = mkzas(1024);

dom = mkdom(ns, as);

t1 = subtype(@typeof(&dom`x));
t2 = subtype(@typeof(&dom`x));

printf("t1 (%t) == t2 (%t) => %d\n", t1, t2, t1 == t2);

t1 = subtype(@typeof(&dom`x));
t2 = subtype(@typeof(&dom`y));
printf("%a\n", map(fieldid, fields(t1)));
printf("%a\n", map(fieldid, fields(t2)));

printf("t1 (%t) == t2 (%t) => %d\n", t1, t2, t1 == t2);