//ww:run-exit 61
package main;
export fn main() i32 = {
	let bs: []u8 = [];
	let q: *[]u8 = &bs;
	append(*q, 1u8, 2u8);
	if (len(bs) != 2) { return 1; };
	if (bs[0] != 1u8 || bs[1] != 2u8) { return 2; };
	return 61;
};