Eliminate unused variable warnings in stdtest

src/test/stdtest/comm.rs

@@ -4,7 +4,7 @@ import std::comm;
 #[test]
 fn create_port_and_chan() {
     let p = comm::mk_port::<int>();
-    let c = p.mk_chan();
+    p.mk_chan();
 }
 
 #[test]
@@ -39,5 +39,5 @@ fn chan_chan() {
     let p = comm::port(), p2 = comm::port::<int>();
     let c = comm::chan(p);
     comm::send(c, comm::chan(p2));
-    let c2 = comm::recv(p);
+    comm::recv(p);
 }

src/test/stdtest/either.rs

@@ -6,14 +6,14 @@ import std::vec::len;
 fn test_either_left() {
     let val = left(10);
     fn f_left(x: &int) -> bool { x == 10 }
-    fn f_right(x: &uint) -> bool { false }
+    fn f_right(_x: &uint) -> bool { false }
     assert (either(f_left, f_right, val));
 }
 
 #[test]
 fn test_either_right() {
     let val = right(10u);
-    fn f_left(x: &int) -> bool { false }
+    fn f_left(_x: &int) -> bool { false }
     fn f_right(x: &uint) -> bool { x == 10u }
     assert (either(f_left, f_right, val));
 }

src/test/stdtest/list.rs

@@ -35,7 +35,7 @@ fn test_find_success() {
 #[test]
 fn test_find_fail() {
     let l = from_vec([0, 1, 2]);
-    fn match(i: &int) -> option::t<int> { ret option::none::<int>; }
+    fn match(_i: &int) -> option::t<int> { ret option::none::<int>; }
     let rs = list::find(l, match);
     assert (rs == option::none::<int>);
 }

src/test/stdtest/option.rs

@@ -2,4 +2,4 @@
 use std;
 
 #[test]
-fn test() { let x = std::option::some::<int>(10); }
+fn test() { let _x = std::option::some::<int>(10); }

src/test/stdtest/vec.rs

@@ -359,6 +359,7 @@ fn reverse_and_reversed() {
     // Make sure they work with 0-length vectors too.
 
     let v4 = vec::reversed::<int>([]);
+    assert v4 == [];
     let v3: [mutable int] = [mutable];
     vec::reverse::<int>(v3);
 }