Remove bench/shootout-threadring.rs

Will need to be completely rewritten for pipes

src/test/bench/shootout-threadring.rs

@@ -1,63 +0,0 @@
-// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
-// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
-// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
-// option. This file may not be copied, modified, or distributed
-// except according to those terms.
-
-// Based on threadring.erlang by Jira Isa
-extern mod std;
-
-const n_threads: int = 503;
-
-fn start(+token: int) {
-    use iter::*;
-
-    let p = comm::Port();
-    let mut ch = comm::Chan(&p);
-    for int::range(2, n_threads + 1) |i| {
-        let id = n_threads + 2 - i;
-        let to_child = do task::spawn_listener::<int> |p, copy ch| {
-            roundtrip(id, p, ch)
-        };
-        ch = to_child;
-    }
-    comm::send(ch, token);
-    roundtrip(1, p, ch);
-}
-
-fn roundtrip(id: int, p: comm::Port<int>, ch: comm::Chan<int>) {
-    while (true) {
-        match comm::recv(p) {
-          1 => {
-            io::println(fmt!("%d\n", id));
-            return;
-          }
-          token => {
-            debug!("%d %d", id, token);
-            comm::send(ch, token - 1);
-            if token <= n_threads {
-                return;
-            }
-          }
-        }
-    }
-}
-
-fn main() {
-    let args = os::args();
-    let args = if os::getenv(~"RUST_BENCH").is_some() {
-        ~[~"", ~"2000000"]
-    } else if args.len() <= 1u {
-        ~[~"", ~"1000"]
-    } else {
-        args
-    };
-
-    let token = int::from_str(args[1]).get();
-
-    start(token);
-}