rust/src/test/run-pass/argv.rs

fn main(args: [str]/~) {
    let vs: [str] = ["hi", "there", "this", "is", "a", "vec"];
    let vvs: [[str]/~]/~ = [args, vs]/~;
    for vvs.each {|vs| for vs.each {|s| log(debug, s); } }
}