Tests for type inferred lambda-blocks.

src/test/run-pass/block-iter-1.rs

@@ -4,11 +4,11 @@ fn main() {
     let v = ~[1, 2, 3, 4, 5, 6, 7];
     let odds = 0;
     iter_vec(v,
-             block (i: &int) {
+             {|&i|
                  log_err i;
                  if i % 2 == 1 { odds += 1; }
                  log_err odds;
              });
     log_err odds;
     assert (odds == 4);
-}
+}

src/test/run-pass/block-iter-2.rs

@@ -4,10 +4,9 @@ fn main() {
     let v = ~[1, 2, 3, 4, 5];
     let sum = 0;
     iter_vec(v,
-             block (i: &int) {
-                 iter_vec(v,
-                          block (j: &int) { log_err i * j; sum += i * j; });
+             {|&i|
+                 iter_vec(v, {|&j| log_err i * j; sum += i * j; });
              });
     log_err sum;
     assert (sum == 225);
-}
+}

src/test/run-pass/block-vec-map2.rs

@@ -0,0 +1,10 @@
+use std;
+import std::ivec;
+
+fn main() {
+    let v = std::ivec::map2({|&i, &b| if b { -i } else { i }},
+                            ~[1, 2, 3, 4, 5],
+                            ~[true, false, false, true, true]);
+    log_err v;
+    assert v == ~[-1, 2, 3, -4, -5];
+}