//ww:compile
// slice-typed field pseudo-read (.cap) through an INFERRED alloc
// pointer — the slice sibling of the str-arm fold.
package main;
type box = struct { sl: []int, n: int };
export fn main() i32 = {
	let s: []int = alloc([], 4)!;
	let p = alloc(box { sl = s, n = 5 })!;
	if (p.sl.cap != 4) { return 1; };
	if (p.n != 5) { return 2; };
	return 0;
};