//ww:run-exit 42
package main;
type inner = struct { s: str, pad: i32 };
type outer = struct { i: inner, tag: i32 };
fn slen(s: str) i32 = { return s.len: i32; };
fn main() i32 = {
	let o: outer; o.i.s = "qrstuvw";
	if (slen(o.i.s) != 7) { return 1; };
	return 42;
};