//ww:run-exit 42
package main;
type outer = struct { sl: []u8, x: i32 };
fn slen(s: []u8) i32 = { return s.len: i32; };
fn scap(s: []u8) i32 = { return s.cap: i32; };
fn sfirst(s: []u8) i32 = { return s[0]: i32; };
fn main() i32 = {
	let arr: [8]u8; arr[0] = 3u8; let o: outer;
	o.sl.ptr = &arr[0]; o.sl.len = 4; o.sl.cap = 8;
	if (slen(o.sl) != 4) { return 1; }; if (scap(o.sl) != 8) { return 2; };
	if (sfirst(o.sl) != 3) { return 3; }; return 42;
};