//ww:error "?: multi-success union unwired (task #14): bind and match instead"
package main;
type capture = struct { content: str, start: size, end: size };
fn search2(k: i32) (void | []capture | nomem) = {
	if (k == 0) { return; };
	let caps: []capture = [];
	append(caps, capture { content = "xy", start = 1, end = 3 });
	return caps;
};
fn tb(k: i32) (i32 | nomem) = {
	let r: (void | []capture) = search2(k)?;
	if (r is []capture) { return 7; };
	return 8;
};
export fn main() i32 = { let x: (i32 | nomem) = tb(1); return 0; };