From 3dbc1c34e694f38daeef741cfffc558606443c15 Mon Sep 17 00:00:00 2001
From: Scott Lawrence <bytbox@gmail.com>
Date: Mon, 27 Jan 2014 18:29:50 -0500
Subject: [PATCH] Remove do keyword from test/

---
 src/test/auxiliary/cci_capture_clause.rs      |  4 +-
 src/test/bench/msgsend-pipes-shared.rs        |  8 ++--
 src/test/bench/msgsend-pipes.rs               | 12 ++---
 src/test/bench/msgsend-ring-mutex-arcs.rs     |  4 +-
 src/test/bench/msgsend-ring-rw-arcs.rs        |  4 +-
 src/test/bench/rt-messaging-ping-pong.rs      |  8 ++--
 src/test/bench/rt-parfib.rs                   |  4 +-
 src/test/bench/rt-spawn-rate.rs               |  2 +-
 src/test/bench/shootout-binarytrees.rs        |  4 +-
 src/test/bench/shootout-chameneos-redux.rs    |  4 +-
 src/test/bench/shootout-k-nucleotide-pipes.rs |  4 +-
 src/test/bench/shootout-pfib.rs               |  4 +-
 src/test/bench/shootout-spectralnorm.rs       |  4 +-
 src/test/bench/shootout-threadring.rs         |  8 ++--
 src/test/bench/silly-test-spawn.rs            |  2 +-
 src/test/bench/spawnone.rs                    |  2 +-
 src/test/bench/task-perf-alloc-unwind.rs      |  4 +-
 .../bench/task-perf-jargon-metal-smoke.rs     |  4 +-
 src/test/bench/task-perf-linked-failure.rs    | 16 +++----
 src/test/bench/task-perf-one-million.rs       |  8 ++--
 .../arc-rw-read-mode-shouldnt-escape.rs       |  2 +-
 .../arc-rw-write-mode-shouldnt-escape.rs      |  2 +-
 .../borrowck-loan-blocks-move-cc.rs           |  4 +-
 .../compile-fail/do-lambda-requires-braces.rs | 15 -------
 src/test/compile-fail/do1.rs                  | 13 ------
 src/test/compile-fail/do2.rs                  | 16 -------
 src/test/compile-fail/issue-3044.rs           |  6 +--
 .../compile-fail/keyword-do-as-identifier.rs  | 15 -------
 .../moves-based-on-type-capture-clause-bad.rs |  4 +-
 src/test/compile-fail/mutex-arc-nested.rs     |  4 +-
 src/test/compile-fail/no-capture-arc.rs       |  4 +-
 src/test/compile-fail/no-reuse-move-arc.rs    |  4 +-
 src/test/compile-fail/no-send-res-ports.rs    |  4 +-
 .../once-cant-call-twice-on-heap.rs           |  4 +-
 .../sync-rwlock-read-mode-shouldnt-escape.rs  |  2 +-
 .../sync-rwlock-write-mode-shouldnt-escape.rs |  2 +-
 src/test/run-fail/extern-fail.rs              |  8 ++--
 src/test/run-fail/fail-task-name-none.rs      |  4 +-
 src/test/run-fail/fail-task-name-owned.rs     |  4 +-
 src/test/run-fail/fail-task-name-send-str.rs  |  4 +-
 src/test/run-fail/fail-task-name-static.rs    |  4 +-
 src/test/run-fail/morestack2.rs               |  4 +-
 src/test/run-fail/morestack3.rs               |  4 +-
 src/test/run-fail/morestack4.rs               |  4 +-
 src/test/run-fail/native-failure.rs           |  4 +-
 src/test/run-fail/rt-set-exit-status-fail2.rs |  4 +-
 .../bootstrap-from-c-with-green/lib.rs        |  8 ++--
 .../bootstrap-from-c-with-native/lib.rs       |  8 ++--
 src/test/run-make/static-unwinding/main.rs    |  4 +-
 src/test/run-pass-fulldeps/qquote.rs          |  4 +-
 .../block-arg-can-be-followed-by-binop.rs     | 20 ---------
 .../block-arg-can-be-followed-by-block-arg.rs | 17 -------
 .../block-arg-can-be-followed-by-call.rs      | 18 --------
 src/test/run-pass/block-arg-in-parentheses.rs | 38 ----------------
 src/test/run-pass/block-arg-used-as-any.rs    | 18 --------
 src/test/run-pass/block-arg.rs                | 45 -------------------
 src/test/run-pass/capture_nil.rs              |  4 +-
 src/test/run-pass/capturing-logging.rs        |  8 ++--
 .../closure-bounds-can-capture-chan.rs        |  4 +-
 src/test/run-pass/closure-reform.rs           |  5 ---
 src/test/run-pass/do-empty-args.rs            | 23 ----------
 src/test/run-pass/do-no-args.rs               | 19 --------
 src/test/run-pass/do1.rs                      | 15 -------
 src/test/run-pass/do2.rs                      | 15 -------
 src/test/run-pass/do3.rs                      | 15 -------
 src/test/run-pass/extern-call-deep2.rs        |  4 +-
 src/test/run-pass/extern-call-scrub.rs        |  4 +-
 src/test/run-pass/extern-stress.rs            |  4 +-
 src/test/run-pass/extern-yield.rs             |  4 +-
 .../run-pass/fail-in-dtor-drops-fields.rs     |  4 +-
 src/test/run-pass/foreign-call-no-runtime.rs  |  4 +-
 src/test/run-pass/infinite-loops.rs           |  4 +-
 src/test/run-pass/issue-2185.rs               |  8 ++--
 src/test/run-pass/issue-3168.rs               |  8 ++--
 src/test/run-pass/issue-3609.rs               |  5 +--
 src/test/run-pass/issue-4241.rs               |  8 ++--
 src/test/run-pass/issue-4446.rs               |  4 +-
 src/test/run-pass/issue-4448.rs               |  4 +-
 .../kindck-implicit-close-over-mut-var.rs     | 12 ++---
 src/test/run-pass/logging-only-prints-once.rs |  4 +-
 .../moves-based-on-type-capture-clause.rs     |  4 +-
 src/test/run-pass/native-always-waits.rs      |  8 ++--
 src/test/run-pass/no-landing-pads.rs          |  4 +-
 src/test/run-pass/once-move-out-on-heap.rs    |  4 +-
 src/test/run-pass/preempt.rs                  |  4 +-
 src/test/run-pass/send-resource.rs            |  4 +-
 src/test/run-pass/task-comm-12.rs             |  4 +-
 src/test/run-pass/task-comm-7.rs              | 16 +++----
 src/test/run-pass/task-comm-9.rs              |  4 +-
 src/test/run-pass/task-killjoin-rsrc.rs       |  4 +-
 src/test/run-pass/trait-bounds-in-arc.rs      |  6 +--
 .../run-pass/unit-like-struct-drop-run.rs     |  4 +-
 92 files changed, 191 insertions(+), 499 deletions(-)
 delete mode 100644 src/test/compile-fail/do-lambda-requires-braces.rs
 delete mode 100644 src/test/compile-fail/do1.rs
 delete mode 100644 src/test/compile-fail/do2.rs
 delete mode 100644 src/test/compile-fail/keyword-do-as-identifier.rs
 delete mode 100644 src/test/run-pass/block-arg-can-be-followed-by-binop.rs
 delete mode 100644 src/test/run-pass/block-arg-can-be-followed-by-block-arg.rs
 delete mode 100644 src/test/run-pass/block-arg-can-be-followed-by-call.rs
 delete mode 100644 src/test/run-pass/block-arg-in-parentheses.rs
 delete mode 100644 src/test/run-pass/block-arg-used-as-any.rs
 delete mode 100644 src/test/run-pass/do-empty-args.rs
 delete mode 100644 src/test/run-pass/do-no-args.rs
 delete mode 100644 src/test/run-pass/do1.rs
 delete mode 100644 src/test/run-pass/do2.rs
 delete mode 100644 src/test/run-pass/do3.rs

diff --git a/src/test/auxiliary/cci_capture_clause.rs b/src/test/auxiliary/cci_capture_clause.rs
index ed896af69b41..3bf084b5fdae 100644
--- a/src/test/auxiliary/cci_capture_clause.rs
+++ b/src/test/auxiliary/cci_capture_clause.rs
@@ -12,8 +12,8 @@ use std::task;
 
 pub fn foo<T:Send + Clone>(x: T) -> Port<T> {
     let (p, c) = Chan::new();
-    do task::spawn() {
+    task::spawn(proc() {
         c.send(x.clone());
-    }
+    });
     p
 }
diff --git a/src/test/bench/msgsend-pipes-shared.rs b/src/test/bench/msgsend-pipes-shared.rs
index 50cb00b25d4b..aa4e0f1ae580 100644
--- a/src/test/bench/msgsend-pipes-shared.rs
+++ b/src/test/bench/msgsend-pipes-shared.rs
@@ -64,17 +64,17 @@ fn run(args: &[~str]) {
         let to_child = to_child.clone();
         let mut builder = task::task();
         worker_results.push(builder.future_result());
-        do builder.spawn {
+        builder.spawn(proc() {
             for _ in range(0u, size / workers) {
                 //error!("worker {:?}: sending {:?} bytes", i, num_bytes);
                 to_child.send(bytes(num_bytes));
             }
             //error!("worker {:?} exiting", i);
-        }
+        });
     }
-    do task::spawn || {
+    task::spawn(proc() {
         server(&from_parent, &to_parent);
-    }
+    });
 
     for r in worker_results.iter() {
         r.recv();
diff --git a/src/test/bench/msgsend-pipes.rs b/src/test/bench/msgsend-pipes.rs
index 3cf1a97a36e0..6ce0f9de8d0a 100644
--- a/src/test/bench/msgsend-pipes.rs
+++ b/src/test/bench/msgsend-pipes.rs
@@ -58,13 +58,13 @@ fn run(args: &[~str]) {
         let (from_parent, to_child) = Chan::new();
         let mut builder = task::task();
         worker_results.push(builder.future_result());
-        do builder.spawn {
+        builder.spawn(proc() {
             for _ in range(0u, size / workers) {
                 //error!("worker {:?}: sending {:?} bytes", i, num_bytes);
                 to_child.send(bytes(num_bytes));
             }
             //error!("worker {:?} exiting", i);
-        };
+        });
         from_parent
     } else {
         let (from_parent, to_child) = SharedChan::new();
@@ -72,19 +72,19 @@ fn run(args: &[~str]) {
             let to_child = to_child.clone();
             let mut builder = task::task();
             worker_results.push(builder.future_result());
-            do builder.spawn {
+            builder.spawn(proc() {
                 for _ in range(0u, size / workers) {
                     //error!("worker {:?}: sending {:?} bytes", i, num_bytes);
                     to_child.send(bytes(num_bytes));
                 }
                 //error!("worker {:?} exiting", i);
-            };
+            });
         }
         from_parent
     };
-    do task::spawn || {
+    task::spawn(proc() {
         server(&from_parent, &to_parent);
-    }
+    });
 
     for r in worker_results.iter() {
         r.recv();
diff --git a/src/test/bench/msgsend-ring-mutex-arcs.rs b/src/test/bench/msgsend-ring-mutex-arcs.rs
index a5838f201738..b1b2300466a5 100644
--- a/src/test/bench/msgsend-ring-mutex-arcs.rs
+++ b/src/test/bench/msgsend-ring-mutex-arcs.rs
@@ -91,9 +91,9 @@ fn main() {
         //error!("spawning %?", i);
         let (new_chan, num_port) = init();
         let num_chan_2 = num_chan.clone();
-        let new_future = do Future::spawn() {
+        let new_future = Future::spawn(proc() {
             thread_ring(i, msg_per_task, num_chan_2, num_port)
-        };
+        });
         futures.push(new_future);
         num_chan = new_chan;
     };
diff --git a/src/test/bench/msgsend-ring-rw-arcs.rs b/src/test/bench/msgsend-ring-rw-arcs.rs
index fa7026b6569f..d7bd0f2f6bd3 100644
--- a/src/test/bench/msgsend-ring-rw-arcs.rs
+++ b/src/test/bench/msgsend-ring-rw-arcs.rs
@@ -87,9 +87,9 @@ fn main() {
         //error!("spawning %?", i);
         let (new_chan, num_port) = init();
         let num_chan_2 = num_chan.clone();
-        let new_future = do Future::spawn {
+        let new_future = Future::spawn(proc() {
             thread_ring(i, msg_per_task, num_chan_2, num_port)
-        };
+        });
         futures.push(new_future);
         num_chan = new_chan;
     };
diff --git a/src/test/bench/rt-messaging-ping-pong.rs b/src/test/bench/rt-messaging-ping-pong.rs
index 6eef71622c5c..29904de897eb 100644
--- a/src/test/bench/rt-messaging-ping-pong.rs
+++ b/src/test/bench/rt-messaging-ping-pong.rs
@@ -26,23 +26,23 @@ fn ping_pong_bench(n: uint, m: uint) {
         // Create a stream B->A
         let (pb,cb) = Chan::<()>::new();
 
-        do spawn() || {
+        spawn(proc() {
             let chan = ca;
             let port = pb;
             n.times(|| {
                 chan.send(());
                 port.recv();
             })
-        }
+        });
 
-        do spawn() || {
+        spawn(proc() {
             let chan = cb;
             let port = pa;
             n.times(|| {
                 port.recv();
                 chan.send(());
             })
-        }
+        });
     }
 
     m.times(|| {
diff --git a/src/test/bench/rt-parfib.rs b/src/test/bench/rt-parfib.rs
index 6e3c42f2a4de..59f5afa47daf 100644
--- a/src/test/bench/rt-parfib.rs
+++ b/src/test/bench/rt-parfib.rs
@@ -23,9 +23,9 @@ fn parfib(n: uint) -> uint {
     }
 
     let (port,chan) = Chan::new();
-    do spawn {
+    spawn(proc() {
         chan.send(parfib(n-1));
-    };
+    });
     let m2 = parfib(n-2);
     return (port.recv() + m2);
 }
diff --git a/src/test/bench/rt-spawn-rate.rs b/src/test/bench/rt-spawn-rate.rs
index e057d6862e6a..f3bb168f6511 100644
--- a/src/test/bench/rt-spawn-rate.rs
+++ b/src/test/bench/rt-spawn-rate.rs
@@ -27,7 +27,7 @@ fn main() {
     };
 
     n.times(|| {
-        do spawn || {};
+        spawn(proc() {});
     })
 
 }
diff --git a/src/test/bench/shootout-binarytrees.rs b/src/test/bench/shootout-binarytrees.rs
index 7abbbdd278cf..1a4ad2297181 100644
--- a/src/test/bench/shootout-binarytrees.rs
+++ b/src/test/bench/shootout-binarytrees.rs
@@ -64,7 +64,7 @@ fn main() {
     let mut messages = range_step(min_depth, max_depth + 1, 2).map(|depth| {
             use std::num::pow;
             let iterations = pow(2, (max_depth - depth + min_depth) as uint);
-            do Future::spawn {
+            Future::spawn(proc() {
                 let mut chk = 0;
                 for i in range(1, iterations + 1) {
                     let arena = TypedArena::new();
@@ -74,7 +74,7 @@ fn main() {
                 }
                 format!("{}\t trees of depth {}\t check: {}",
                         iterations * 2, depth, chk)
-            }
+            })
         }).to_owned_vec();
 
     for message in messages.mut_iter() {
diff --git a/src/test/bench/shootout-chameneos-redux.rs b/src/test/bench/shootout-chameneos-redux.rs
index 2a5f7f0b87e9..7281667e6769 100644
--- a/src/test/bench/shootout-chameneos-redux.rs
+++ b/src/test/bench/shootout-chameneos-redux.rs
@@ -152,13 +152,13 @@ fn rendezvous(nn: uint, set: ~[color]) {
             let to_rendezvous = to_rendezvous.clone();
             let to_rendezvous_log = to_rendezvous_log.clone();
             let (from_rendezvous, to_creature) = Chan::new();
-            do task::spawn {
+            task::spawn(proc() {
                 creature(ii,
                          col,
                          from_rendezvous,
                          to_rendezvous.clone(),
                          to_rendezvous_log.clone());
-            }
+            });
             to_creature
         }).collect();
 
diff --git a/src/test/bench/shootout-k-nucleotide-pipes.rs b/src/test/bench/shootout-k-nucleotide-pipes.rs
index 83eb1388c6b1..375f9154841f 100644
--- a/src/test/bench/shootout-k-nucleotide-pipes.rs
+++ b/src/test/bench/shootout-k-nucleotide-pipes.rs
@@ -168,9 +168,9 @@ fn main() {
 
         let (from_parent, to_child) = Chan::new();
 
-        do spawn {
+        spawn(proc() {
             make_sequence_processor(sz, &from_parent, &to_parent_);
-        }
+        });
 
         to_child
     }).collect::<~[Chan<~[u8]>]>();
diff --git a/src/test/bench/shootout-pfib.rs b/src/test/bench/shootout-pfib.rs
index aa060ceb0973..040c8526ee04 100644
--- a/src/test/bench/shootout-pfib.rs
+++ b/src/test/bench/shootout-pfib.rs
@@ -79,9 +79,9 @@ fn stress(num_tasks: int) {
     for i in range(0, num_tasks) {
         let mut builder = task::task();
         results.push(builder.future_result());
-        do builder.spawn {
+        builder.spawn(proc() {
             stress_task(i);
-        }
+        });
     }
     for r in results.iter() {
         r.recv();
diff --git a/src/test/bench/shootout-spectralnorm.rs b/src/test/bench/shootout-spectralnorm.rs
index 8174347e3869..d68ca4e0abba 100644
--- a/src/test/bench/shootout-spectralnorm.rs
+++ b/src/test/bench/shootout-spectralnorm.rs
@@ -41,13 +41,13 @@ fn mult(v: RWArc<~[f64]>, out: RWArc<~[f64]>, f: fn(&~[f64], uint) -> f64) {
         let w = wait.clone();
         let v = v.clone();
         let out = out.clone();
-        do spawn {
+        spawn(proc() {
             for i in range(chk, min(len, chk + chunk)) {
                 let val = v.read(|v| f(v, i));
                 out.write(|out| out[i] = val);
             }
             let _ = w;
-        }
+        });
     }
     let _ = wait.unwrap();
 }
diff --git a/src/test/bench/shootout-threadring.rs b/src/test/bench/shootout-threadring.rs
index 862b047db22f..7063194eab86 100644
--- a/src/test/bench/shootout-threadring.rs
+++ b/src/test/bench/shootout-threadring.rs
@@ -23,17 +23,17 @@ fn start(n_tasks: int, token: int) {
         let (next_p, ch) = Chan::new();
         let imm_i = i;
         let imm_p = p;
-        do spawn {
+        spawn(proc() {
             roundtrip(imm_i, n_tasks, &imm_p, &ch);
-        };
+        });
         p = next_p;
         i += 1;
     }
     let imm_p = p;
     let imm_ch = ch1;
-    do spawn {
+    spawn(proc() {
         roundtrip(1, n_tasks, &imm_p, &imm_ch);
-    }
+    });
 }
 
 fn roundtrip(id: int, n_tasks: int, p: &Port<int>, ch: &Chan<int>) {
diff --git a/src/test/bench/silly-test-spawn.rs b/src/test/bench/silly-test-spawn.rs
index 900796efe33d..16a9c03225ad 100644
--- a/src/test/bench/silly-test-spawn.rs
+++ b/src/test/bench/silly-test-spawn.rs
@@ -11,6 +11,6 @@
 // Useful smoketest for scheduler performance.
 fn main() {
     for _ in range(1, 100_000) {
-        do spawn { }
+        spawn(proc() {})
     }
 }
diff --git a/src/test/bench/spawnone.rs b/src/test/bench/spawnone.rs
index 75485a7fb9ec..b55f471bdb24 100644
--- a/src/test/bench/spawnone.rs
+++ b/src/test/bench/spawnone.rs
@@ -10,5 +10,5 @@
 
 // Useful for checking syscall usage of baseline scheduler usage
 fn main() {
-    do spawn { }
+    spawn(proc() {});
 }
diff --git a/src/test/bench/task-perf-alloc-unwind.rs b/src/test/bench/task-perf-alloc-unwind.rs
index db46c3db439a..58fdadc2064d 100644
--- a/src/test/bench/task-perf-alloc-unwind.rs
+++ b/src/test/bench/task-perf-alloc-unwind.rs
@@ -34,9 +34,9 @@ fn main() {
 fn run(repeat: int, depth: int) {
     for _ in range(0, repeat) {
         info!("starting {:.4f}", precise_time_s());
-        do task::try {
+        task::try(proc() {
             recurse_or_fail(depth, None)
-        };
+        });
         info!("stopping {:.4f}", precise_time_s());
     }
 }
diff --git a/src/test/bench/task-perf-jargon-metal-smoke.rs b/src/test/bench/task-perf-jargon-metal-smoke.rs
index dc31ef06fa6f..b41f6bcc50ad 100644
--- a/src/test/bench/task-perf-jargon-metal-smoke.rs
+++ b/src/test/bench/task-perf-jargon-metal-smoke.rs
@@ -26,7 +26,7 @@ fn child_generation(gens_left: uint, c: comm::Chan<()>) {
     // This used to be O(n^2) in the number of generations that ever existed.
     // With this code, only as many generations are alive at a time as tasks
     // alive at a time,
-    do spawn {
+    spawn(proc() {
         if gens_left & 1 == 1 {
             task::deschedule(); // shake things up a bit
         }
@@ -35,7 +35,7 @@ fn child_generation(gens_left: uint, c: comm::Chan<()>) {
         } else {
             c.send(())
         }
-    }
+    });
 }
 
 fn main() {
diff --git a/src/test/bench/task-perf-linked-failure.rs b/src/test/bench/task-perf-linked-failure.rs
index eb0e64268f35..052900102c9a 100644
--- a/src/test/bench/task-perf-linked-failure.rs
+++ b/src/test/bench/task-perf-linked-failure.rs
@@ -36,11 +36,11 @@ fn grandchild_group(num_tasks: uint) {
     for _ in range(0, num_tasks) {
         let ch = ch.clone();
         let mut t = task::task();
-        do t.spawn { // linked
+        t.spawn(proc() { // linked
             ch.send(());
             let (p, _c) = stream::<()>();
             p.recv(); // block forever
-        }
+        });
     }
     error!("Grandchild group getting started");
     for _ in range(0, num_tasks) {
@@ -77,17 +77,17 @@ fn main() {
     // Main group #0 waits for unsupervised group #1.
     // Grandparent group #1 waits for middle group #2, then fails, killing #3.
     // Middle group #2 creates grandchild_group #3, waits for it to be ready, exits.
-    let x: result::Result<(), ~Any> = do task::try { // unlinked
-        do spawn_supervised_blocking("grandparent") {
-            do spawn_supervised_blocking("middle") {
+    let x: result::Result<(), ~Any> = task::try(proc() { // unlinked
+        spawn_supervised_blocking("grandparent", proc() {
+            spawn_supervised_blocking("middle", proc() {
                 grandchild_group(num_tasks);
-            }
+            });
             // When grandchild group is ready to go, make the middle group exit.
             error!("Middle group wakes up and exits");
-        }
+        });
         // Grandparent group waits for middle group to be gone, then fails
         error!("Grandparent group wakes up and fails");
         fail!();
-    };
+    });
     assert!(x.is_err());
 }
diff --git a/src/test/bench/task-perf-one-million.rs b/src/test/bench/task-perf-one-million.rs
index e9a9ed194749..454c7e45cc16 100644
--- a/src/test/bench/task-perf-one-million.rs
+++ b/src/test/bench/task-perf-one-million.rs
@@ -21,9 +21,9 @@ fn calc(children: uint, parent_wait_chan: &Chan<Chan<Chan<int>>>) {
 
     let wait_ports: ~[Port<Chan<Chan<int>>>] = vec::from_fn(children, |_| {
         let (wait_port, wait_chan) = stream::<Chan<Chan<int>>>();
-        do task::spawn {
+        task::spawn(proc() {
             calc(children / 2, &wait_chan);
-        }
+        });
         wait_port
     });
 
@@ -58,9 +58,9 @@ fn main() {
 
     let children = from_str::<uint>(args[1]).unwrap();
     let (wait_port, wait_chan) = stream();
-    do task::spawn {
+    task::spawn(proc() {
         calc(children, &wait_chan);
-    };
+    });
 
     let start_chan = wait_port.recv();
     let (sum_port, sum_chan) = stream::<int>();
diff --git a/src/test/compile-fail/arc-rw-read-mode-shouldnt-escape.rs b/src/test/compile-fail/arc-rw-read-mode-shouldnt-escape.rs
index 2fe2095ca879..716dfe2c8b5c 100644
--- a/src/test/compile-fail/arc-rw-read-mode-shouldnt-escape.rs
+++ b/src/test/compile-fail/arc-rw-read-mode-shouldnt-escape.rs
@@ -19,5 +19,5 @@ fn main() {
     });
     y.unwrap();
     // Adding this line causes a method unification failure instead
-    // do (&option::unwrap(y)).read |state| { assert!(*state == 1); }
+    // (&option::unwrap(y)).read(|state| { assert!(*state == 1); })
 }
diff --git a/src/test/compile-fail/arc-rw-write-mode-shouldnt-escape.rs b/src/test/compile-fail/arc-rw-write-mode-shouldnt-escape.rs
index d9247ab4fc17..213bf48a0875 100644
--- a/src/test/compile-fail/arc-rw-write-mode-shouldnt-escape.rs
+++ b/src/test/compile-fail/arc-rw-write-mode-shouldnt-escape.rs
@@ -17,5 +17,5 @@ fn main() {
     x.write_downgrade(|write_mode| y = Some(write_mode));
     y.unwrap();
     // Adding this line causes a method unification failure instead
-    // do (&option::unwrap(y)).write |state| { assert!(*state == 1); }
+    // (&option::unwrap(y)).write(|state| { assert!(*state == 1); })
 }
diff --git a/src/test/compile-fail/borrowck-loan-blocks-move-cc.rs b/src/test/compile-fail/borrowck-loan-blocks-move-cc.rs
index c935c9deeac1..c193288468a2 100644
--- a/src/test/compile-fail/borrowck-loan-blocks-move-cc.rs
+++ b/src/test/compile-fail/borrowck-loan-blocks-move-cc.rs
@@ -17,10 +17,10 @@ fn borrow(v: &int, f: |x: &int|) {
 fn box_imm() {
     let v = ~3;
     let _w = &v;
-    do task::spawn {
+    task::spawn(proc() {
         info!("v={}", *v);
         //~^ ERROR cannot move `v` into closure
-    }
+    });
 
     let v = ~3;
     let _w = &v;
diff --git a/src/test/compile-fail/do-lambda-requires-braces.rs b/src/test/compile-fail/do-lambda-requires-braces.rs
deleted file mode 100644
index a836556dff88..000000000000
--- a/src/test/compile-fail/do-lambda-requires-braces.rs
+++ /dev/null
@@ -1,15 +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.
-
-fn main() {
-    do something
-        |x| do somethingelse //~ ERROR: expected `{` but found `do`
-        |y| say(x, y)
-}
diff --git a/src/test/compile-fail/do1.rs b/src/test/compile-fail/do1.rs
deleted file mode 100644
index d16fa4eadd56..000000000000
--- a/src/test/compile-fail/do1.rs
+++ /dev/null
@@ -1,13 +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.
-
-fn main() {
-    let x = do y; //~ ERROR: expected `{` but found
-}
diff --git a/src/test/compile-fail/do2.rs b/src/test/compile-fail/do2.rs
deleted file mode 100644
index 309abe218f6f..000000000000
--- a/src/test/compile-fail/do2.rs
+++ /dev/null
@@ -1,16 +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.
-
-fn f(f: proc(int) -> bool) -> bool { f(10i) }
-
-fn main() {
-    assert!(do f() |i| { i == 10i } == 10i);
-    //~^ ERROR: expected `bool` but found `int`
-}
diff --git a/src/test/compile-fail/issue-3044.rs b/src/test/compile-fail/issue-3044.rs
index 310de3657b38..5fab2ed195ce 100644
--- a/src/test/compile-fail/issue-3044.rs
+++ b/src/test/compile-fail/issue-3044.rs
@@ -10,9 +10,9 @@
 
 fn main() {
     let needlesArr: ~[char] = ~['a', 'f'];
-    do needlesArr.iter().fold() |x, y| {
-    }
-    //~^^ ERROR 1 parameter was supplied (including the closure passed by the `do` keyword)
+    needlesArr.iter().fold(|x, y| {
+    });
+    //~^^ ERROR this function takes 2 parameters but 1 parameter was supplied
     //
     // the first error is, um, non-ideal.
 }
diff --git a/src/test/compile-fail/keyword-do-as-identifier.rs b/src/test/compile-fail/keyword-do-as-identifier.rs
deleted file mode 100644
index b2a0c8a02a90..000000000000
--- a/src/test/compile-fail/keyword-do-as-identifier.rs
+++ /dev/null
@@ -1,15 +0,0 @@
-// Copyright 2013 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.
-
-// This file was auto-generated using 'src/etc/generate-keyword-tests.py do'
-
-fn main() {
-    let do = "foo"; //~ error: ident
-}
diff --git a/src/test/compile-fail/moves-based-on-type-capture-clause-bad.rs b/src/test/compile-fail/moves-based-on-type-capture-clause-bad.rs
index dd68cb8e994e..fe9c7ede83a0 100644
--- a/src/test/compile-fail/moves-based-on-type-capture-clause-bad.rs
+++ b/src/test/compile-fail/moves-based-on-type-capture-clause-bad.rs
@@ -2,8 +2,8 @@ use std::task;
 
 fn main() {
     let x = ~"Hello world!";
-    do task::spawn {
+    task::spawn(proc() {
         println!("{}", x);
-    }
+    });
     println!("{}", x); //~ ERROR use of moved value
 }
diff --git a/src/test/compile-fail/mutex-arc-nested.rs b/src/test/compile-fail/mutex-arc-nested.rs
index 476b890efcd6..24a141c4799d 100644
--- a/src/test/compile-fail/mutex-arc-nested.rs
+++ b/src/test/compile-fail/mutex-arc-nested.rs
@@ -17,10 +17,10 @@ fn test_mutex_arc_nested() {
     let arc = ~MutexArc::new(1);
     let arc2 = ~MutexArc::new(*arc);
 
-    do task::spawn || {
+    task::spawn(proc() {
         (*arc2).access(|mutex| { //~ ERROR instantiating a type parameter with an incompatible type
         })
-    };
+    });
 }
 
 fn main() {}
diff --git a/src/test/compile-fail/no-capture-arc.rs b/src/test/compile-fail/no-capture-arc.rs
index 65e0c07b3580..5ae38e69ec0e 100644
--- a/src/test/compile-fail/no-capture-arc.rs
+++ b/src/test/compile-fail/no-capture-arc.rs
@@ -19,10 +19,10 @@ fn main() {
     let v = ~[1, 2, 3, 4, 5, 6, 7, 8, 9, 10];
     let arc_v = arc::Arc::new(v);
 
-    do task::spawn() {
+    task::spawn(proc() {
         let v = arc_v.get();
         assert_eq!(v[3], 4);
-    };
+    });
 
     assert_eq!((arc_v.get())[2], 3);
 
diff --git a/src/test/compile-fail/no-reuse-move-arc.rs b/src/test/compile-fail/no-reuse-move-arc.rs
index 3cd048040c6f..c6c0ba41ab91 100644
--- a/src/test/compile-fail/no-reuse-move-arc.rs
+++ b/src/test/compile-fail/no-reuse-move-arc.rs
@@ -17,10 +17,10 @@ fn main() {
     let v = ~[1, 2, 3, 4, 5, 6, 7, 8, 9, 10];
     let arc_v = arc::Arc::new(v);
 
-    do task::spawn() {
+    task::spawn(proc() {
         let v = arc_v.get();
         assert_eq!(v[3], 4);
-    };
+    });
 
     assert_eq!((arc_v.get())[2], 3); //~ ERROR use of moved value: `arc_v`
 
diff --git a/src/test/compile-fail/no-send-res-ports.rs b/src/test/compile-fail/no-send-res-ports.rs
index 87173d779240..9e564e997e67 100644
--- a/src/test/compile-fail/no-send-res-ports.rs
+++ b/src/test/compile-fail/no-send-res-ports.rs
@@ -32,8 +32,8 @@ fn main() {
 
     let x = foo(Port(@()));
 
-    do task::spawn {
+    task::spawn(proc() {
         let y = x;   //~ ERROR does not fulfill `Send`
         error!("{:?}", y);
-    }
+    });
 }
diff --git a/src/test/compile-fail/once-cant-call-twice-on-heap.rs b/src/test/compile-fail/once-cant-call-twice-on-heap.rs
index e2220355980e..8d5e2229b2e5 100644
--- a/src/test/compile-fail/once-cant-call-twice-on-heap.rs
+++ b/src/test/compile-fail/once-cant-call-twice-on-heap.rs
@@ -22,8 +22,8 @@ fn foo(blk: proc()) {
 
 fn main() {
     let x = arc::Arc::new(true);
-    do foo {
+    foo(proc() {
         assert!(*x.get());
         drop(x);
-    }
+    });
 }
diff --git a/src/test/compile-fail/sync-rwlock-read-mode-shouldnt-escape.rs b/src/test/compile-fail/sync-rwlock-read-mode-shouldnt-escape.rs
index e71dfc588161..0078841acb13 100644
--- a/src/test/compile-fail/sync-rwlock-read-mode-shouldnt-escape.rs
+++ b/src/test/compile-fail/sync-rwlock-read-mode-shouldnt-escape.rs
@@ -18,5 +18,5 @@ fn main() {
         y = Some(x.downgrade(write_mode));
     })
     // Adding this line causes a method unification failure instead
-    // do (&option::unwrap(y)).read { }
+    // (&option::unwrap(y)).read(proc() { });
 }
diff --git a/src/test/compile-fail/sync-rwlock-write-mode-shouldnt-escape.rs b/src/test/compile-fail/sync-rwlock-write-mode-shouldnt-escape.rs
index af0149182aeb..6e9216830750 100644
--- a/src/test/compile-fail/sync-rwlock-write-mode-shouldnt-escape.rs
+++ b/src/test/compile-fail/sync-rwlock-write-mode-shouldnt-escape.rs
@@ -18,5 +18,5 @@ fn main() {
         y = Some(write_mode);
     });
     // Adding this line causes a method unification failure instead
-    // do (&option::unwrap(y)).write { }
+    // (&option::unwrap(y)).write(proc() { })
 }
diff --git a/src/test/run-fail/extern-fail.rs b/src/test/run-fail/extern-fail.rs
index ce5ea56502cc..b998056176e3 100644
--- a/src/test/run-fail/extern-fail.rs
+++ b/src/test/run-fail/extern-fail.rs
@@ -41,11 +41,11 @@ fn count(n: uint) -> uint {
 }
 
 fn main() {
-    do 10u.times {
-        do task::spawn {
+    10u.times(proc() {
+        task::spawn(proc() {
             let result = count(5u);
             info!("result = %?", result);
             fail!();
-        };
-    }
+        });
+    });
 }
diff --git a/src/test/run-fail/fail-task-name-none.rs b/src/test/run-fail/fail-task-name-none.rs
index 9d58c1820087..3f662e6d0e3e 100644
--- a/src/test/run-fail/fail-task-name-none.rs
+++ b/src/test/run-fail/fail-task-name-none.rs
@@ -13,8 +13,8 @@
 use std::task;
 
 fn main() {
-    do task::try {
+    task::try(proc() {
         fail!("test");
         1
-    }.unwrap()
+    }).unwrap()
 }
diff --git a/src/test/run-fail/fail-task-name-owned.rs b/src/test/run-fail/fail-task-name-owned.rs
index 9e87b59db649..a1115a09fb17 100644
--- a/src/test/run-fail/fail-task-name-owned.rs
+++ b/src/test/run-fail/fail-task-name-owned.rs
@@ -15,8 +15,8 @@ use std::task;
 fn main() {
     let mut t = task::task();
     t.name(~"owned name");
-    do t.try {
+    t.try(proc() {
         fail!("test");
         1
-    }.unwrap()
+    }).unwrap()
 }
diff --git a/src/test/run-fail/fail-task-name-send-str.rs b/src/test/run-fail/fail-task-name-send-str.rs
index 0e3ef39cd1db..ca2472cfa55f 100644
--- a/src/test/run-fail/fail-task-name-send-str.rs
+++ b/src/test/run-fail/fail-task-name-send-str.rs
@@ -13,8 +13,8 @@
 fn main() {
     let mut t = ::std::task::task();
     t.name("send name".to_send_str());
-    do t.try {
+    t.try(proc() {
         fail!("test");
         3
-    }.unwrap()
+    }).unwrap()
 }
diff --git a/src/test/run-fail/fail-task-name-static.rs b/src/test/run-fail/fail-task-name-static.rs
index 4fd19fb2a6f2..2303ab102d40 100644
--- a/src/test/run-fail/fail-task-name-static.rs
+++ b/src/test/run-fail/fail-task-name-static.rs
@@ -13,7 +13,7 @@
 fn main() {
     let mut t = ::std::task::task();
     t.name("static name");
-    do t.try {
+    t.try(proc() {
         fail!("test");
-    }.unwrap()
+    }).unwrap()
 }
diff --git a/src/test/run-fail/morestack2.rs b/src/test/run-fail/morestack2.rs
index 5ac309264003..1094227770ef 100644
--- a/src/test/run-fail/morestack2.rs
+++ b/src/test/run-fail/morestack2.rs
@@ -62,8 +62,8 @@ fn and_then_get_big_again(x:int) -> and_then_get_big_again {
 }
 
 fn main() {
-    do task::spawn {
+    task::spawn(proc() {
         let r = and_then_get_big_again(4);
         getbig_call_c_and_fail(10000);
-    };
+    });
 }
diff --git a/src/test/run-fail/morestack3.rs b/src/test/run-fail/morestack3.rs
index e6f219710b37..6acfa0b79f41 100644
--- a/src/test/run-fail/morestack3.rs
+++ b/src/test/run-fail/morestack3.rs
@@ -48,7 +48,7 @@ fn and_then_get_big_again(x:int) -> and_then_get_big_again {
 }
 
 fn main() {
-    do task::spawn {
+    task::spawn(proc() {
         getbig_and_fail(400);
-    };
+    });
 }
diff --git a/src/test/run-fail/morestack4.rs b/src/test/run-fail/morestack4.rs
index 02a65e91d044..8be8e6b44f6a 100644
--- a/src/test/run-fail/morestack4.rs
+++ b/src/test/run-fail/morestack4.rs
@@ -41,7 +41,7 @@ fn and_then_get_big_again(x:int) -> and_then_get_big_again {
 }
 
 fn main() {
-    do task::spawn {
+    task::spawn(proc() {
         getbig_and_fail(1);
-    };
+    });
 }
diff --git a/src/test/run-fail/native-failure.rs b/src/test/run-fail/native-failure.rs
index 807ee94ce09a..20d8a543ae19 100644
--- a/src/test/run-fail/native-failure.rs
+++ b/src/test/run-fail/native-failure.rs
@@ -17,7 +17,7 @@ extern mod native;
 
 #[start]
 fn start(argc: int, argv: **u8) -> int {
-    do native::start(argc, argv) {
+    native::start(argc, argv, proc() {
         fail!();
-    }
+    })
 }
diff --git a/src/test/run-fail/rt-set-exit-status-fail2.rs b/src/test/run-fail/rt-set-exit-status-fail2.rs
index ea70bb0eab9a..d19788d8b5b8 100644
--- a/src/test/run-fail/rt-set-exit-status-fail2.rs
+++ b/src/test/run-fail/rt-set-exit-status-fail2.rs
@@ -34,8 +34,8 @@ fn r(x:int) -> r {
 
 fn main() {
     error!("whatever");
-    do task::spawn {
+    task::spawn(proc() {
       let _i = r(5);
-    };
+    });
     fail!();
 }
diff --git a/src/test/run-make/bootstrap-from-c-with-green/lib.rs b/src/test/run-make/bootstrap-from-c-with-green/lib.rs
index 452ee837d129..94119cc0278d 100644
--- a/src/test/run-make/bootstrap-from-c-with-green/lib.rs
+++ b/src/test/run-make/bootstrap-from-c-with-green/lib.rs
@@ -17,9 +17,9 @@ extern mod green;
 
 #[no_mangle] // this needs to get called from C
 pub extern "C" fn foo(argc: int, argv: **u8) -> int {
-    do green::start(argc, argv) {
-        do spawn {
+    green::start(argc, argv, proc() {
+        spawn(proc() {
             println!("hello");
-        }
-    }
+        });
+    })
 }
diff --git a/src/test/run-make/bootstrap-from-c-with-native/lib.rs b/src/test/run-make/bootstrap-from-c-with-native/lib.rs
index 4f931bdb8011..2a783606d944 100644
--- a/src/test/run-make/bootstrap-from-c-with-native/lib.rs
+++ b/src/test/run-make/bootstrap-from-c-with-native/lib.rs
@@ -16,9 +16,9 @@ extern mod native;
 
 #[no_mangle] // this needs to get called from C
 pub extern "C" fn foo(argc: int, argv: **u8) -> int {
-    do native::start(argc, argv) {
-        do spawn {
+    native::start(argc, argv, proc() {
+        spawn(proc() {
             println!("hello");
-        }
-    }
+        });
+    })
 }
diff --git a/src/test/run-make/static-unwinding/main.rs b/src/test/run-make/static-unwinding/main.rs
index 029933a819cc..96dabf8f0769 100644
--- a/src/test/run-make/static-unwinding/main.rs
+++ b/src/test/run-make/static-unwinding/main.rs
@@ -12,11 +12,11 @@ impl Drop for A {
 }
 
 fn main() {
-    do task::try {
+    task::try(proc() {
         let _a = A;
         lib::callback(|| fail!());
         1
-    };
+    });
 
     unsafe {
         assert!(lib::statik == 1);
diff --git a/src/test/run-pass-fulldeps/qquote.rs b/src/test/run-pass-fulldeps/qquote.rs
index 0fcd49790e07..05225eb0e7ad 100644
--- a/src/test/run-pass-fulldeps/qquote.rs
+++ b/src/test/run-pass-fulldeps/qquote.rs
@@ -75,11 +75,11 @@ fn main() {
 
 fn check_pp<T>(cx: fake_ext_ctxt,
                expr: T, f: |pprust::ps, T|, expect: ~str) {
-    let s = do io::with_str_writer |wr| {
+    let s = io::with_str_writer(|wr| {
         let pp = pprust::rust_printer(wr, cx.parse_sess().interner);
         f(pp, expr);
         pp::eof(pp.s);
-    };
+    });
     stdout().write_line(s);
     if expect != ~"" {
         error!("expect: '%s', got: '%s'", expect, s);
diff --git a/src/test/run-pass/block-arg-can-be-followed-by-binop.rs b/src/test/run-pass/block-arg-can-be-followed-by-binop.rs
deleted file mode 100644
index f2149e23210c..000000000000
--- a/src/test/run-pass/block-arg-can-be-followed-by-binop.rs
+++ /dev/null
@@ -1,20 +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.
-
-fn add(x: proc(f64) -> f64) -> f64 {
-    x(10.0)
-}
-
-pub fn main() {
-    // Trailing expressions don't require parentheses:
-    let y = do add |x| { x + 10.0 } + 10.0;
-
-    assert_eq!(y, 30.0);
-}
diff --git a/src/test/run-pass/block-arg-can-be-followed-by-block-arg.rs b/src/test/run-pass/block-arg-can-be-followed-by-block-arg.rs
deleted file mode 100644
index 2cdf0a1ffe1f..000000000000
--- a/src/test/run-pass/block-arg-can-be-followed-by-block-arg.rs
+++ /dev/null
@@ -1,17 +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.
-
-fn f(_: proc()) -> proc(proc() -> uint) {
-    proc(_: proc() -> uint) {}
-}
-
-pub fn main() {
-    do do f {} { 20 };
-}
diff --git a/src/test/run-pass/block-arg-can-be-followed-by-call.rs b/src/test/run-pass/block-arg-can-be-followed-by-call.rs
deleted file mode 100644
index 544367bdfa9d..000000000000
--- a/src/test/run-pass/block-arg-can-be-followed-by-call.rs
+++ /dev/null
@@ -1,18 +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.
-
-fn f(_: proc()) -> proc(uint) -> uint {
-    proc(x: uint) { x }
-}
-
-pub fn main() {
-    let z = do f {} (22u);
-    assert_eq!(z, 22u);
-}
diff --git a/src/test/run-pass/block-arg-in-parentheses.rs b/src/test/run-pass/block-arg-in-parentheses.rs
deleted file mode 100644
index 083217132de1..000000000000
--- a/src/test/run-pass/block-arg-in-parentheses.rs
+++ /dev/null
@@ -1,38 +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.
-
-fn f(_: proc(int, int) -> int) -> int {
-    10
-}
-
-fn w_semi() {
-    // the semicolon causes compiler not to
-    // complain about the ignored return value:
-    do f |x, y| { x+y };
-}
-
-fn w_paren1() -> int {
-    (do f |x, y| { x+y }) - 10
-}
-
-fn w_paren2() -> int {
-    (do f |x, y| { x+y } - 10)
-}
-
-fn w_ret() -> int {
-    return do f |x, y| { x+y } - 10;
-}
-
-pub fn main() {
-    w_semi();
-    w_paren1();
-    w_paren2();
-    w_ret();
-}
diff --git a/src/test/run-pass/block-arg-used-as-any.rs b/src/test/run-pass/block-arg-used-as-any.rs
deleted file mode 100644
index 87a6cbd6fc2f..000000000000
--- a/src/test/run-pass/block-arg-used-as-any.rs
+++ /dev/null
@@ -1,18 +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.
-
-fn call_any(f: proc() -> uint) -> uint {
-    return f();
-}
-
-pub fn main() {
-    let x_r = do call_any { 22u };
-    assert_eq!(x_r, 22u);
-}
diff --git a/src/test/run-pass/block-arg.rs b/src/test/run-pass/block-arg.rs
index afe7747457a8..d59804b23954 100644
--- a/src/test/run-pass/block-arg.rs
+++ b/src/test/run-pass/block-arg.rs
@@ -25,49 +25,4 @@ pub fn main() {
         info!("{:?}", *i);
     }
 
-    // Usable at all:
-    do inty |x| { x };
-
-    // Higher precedence than assignments:
-    let result = do inty |e| { e };
-    assert_eq!(result, 100);
-
-    // Higher precedence than unary operations:
-    let stringy = do inty |e| { e }.to_str();
-    assert!(do booly |_| { true });
-    assert!(!do booly |_| { false });
-
-    // Usable in funny statement-like forms:
-    if !do booly |_| { true } {
-        assert!(false);
-    }
-    match do booly |_| { false } {
-        true => { fail!("incorrect answer."); }
-        false => { }
-    }
-    match 3 {
-      _ if do booly |_| { true } => {
-      }
-      _ => {
-        fail!("wrong answer.");
-      }
-    }
-
-
-    // Lower precedence than binary operations:
-    let w = do inty |_| { 10 } + 10;
-    let y = do inty |_| { 10 } + 10;
-    let z = 10 + do inty |_| { 10 };
-    assert_eq!(w, y);
-    assert_eq!(y, z);
-
-    // In the tail of a block
-    let w = if true {
-        do booly |_| {
-            true
-        }
-    } else {
-        false
-    };
-    assert!(w);
 }
diff --git a/src/test/run-pass/capture_nil.rs b/src/test/run-pass/capture_nil.rs
index 0d9fdea4a9d5..874075e8c140 100644
--- a/src/test/run-pass/capture_nil.rs
+++ b/src/test/run-pass/capture_nil.rs
@@ -28,9 +28,9 @@ use std::task;
 
 fn foo(x: ()) -> Port<()> {
     let (p, c) = Chan::<()>::new();
-    do task::spawn() {
+    task::spawn(proc() {
         c.send(x);
-    }
+    });
     p
 }
 
diff --git a/src/test/run-pass/capturing-logging.rs b/src/test/run-pass/capturing-logging.rs
index b810bfd1c6b7..171424d8b3b6 100644
--- a/src/test/run-pass/capturing-logging.rs
+++ b/src/test/run-pass/capturing-logging.rs
@@ -30,18 +30,18 @@ impl Logger for MyWriter {
 
 #[start]
 fn start(argc: int, argv: **u8) -> int {
-    do native::start(argc, argv) {
+    native::start(argc, argv, proc() {
         main();
-    }
+    })
 }
 
 fn main() {
     let (p, c) = Chan::new();
     let (mut r, w) = (PortReader::new(p), ChanWriter::new(c));
-    do spawn {
+    spawn(proc() {
         set_logger(~MyWriter(w) as ~Logger);
         debug!("debug");
         info!("info");
-    }
+    });
     assert_eq!(r.read_to_str(), ~"info\n");
 }
diff --git a/src/test/run-pass/closure-bounds-can-capture-chan.rs b/src/test/run-pass/closure-bounds-can-capture-chan.rs
index 3a92f4ba3f40..66fac94ba51e 100644
--- a/src/test/run-pass/closure-bounds-can-capture-chan.rs
+++ b/src/test/run-pass/closure-bounds-can-capture-chan.rs
@@ -16,8 +16,8 @@ fn foo(blk: proc()) {
 
 pub fn main() {
     let (p,c) = Chan::new();
-    do foo {
+    foo(proc() {
         c.send(());
-    }
+    });
     p.recv();
 }
diff --git a/src/test/run-pass/closure-reform.rs b/src/test/run-pass/closure-reform.rs
index 61175a401abe..3ed77cd9fb76 100644
--- a/src/test/run-pass/closure-reform.rs
+++ b/src/test/run-pass/closure-reform.rs
@@ -38,11 +38,6 @@ fn call_bare_again(f: extern "Rust" fn(&str)) {
 pub fn main() {
     // Procs
 
-    let greeting = ~"Hi ";
-    do call_it |s| {
-        greeting + s
-    }
-
     let greeting = ~"Hello ";
     call_it(proc(s) {
         greeting + s
diff --git a/src/test/run-pass/do-empty-args.rs b/src/test/run-pass/do-empty-args.rs
deleted file mode 100644
index 56ba2ffddbb4..000000000000
--- a/src/test/run-pass/do-empty-args.rs
+++ /dev/null
@@ -1,23 +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.
-
-// no-reformat
-// Testing various forms of `do` with empty arg lists
-
-fn f(_f: proc() -> bool) -> bool {
-    true
-}
-
-pub fn main() {
-    do f() || { true };
-    do f() { true };
-    do f || { true };
-    do f { true };
-}
diff --git a/src/test/run-pass/do-no-args.rs b/src/test/run-pass/do-no-args.rs
deleted file mode 100644
index 0df5c82ab077..000000000000
--- a/src/test/run-pass/do-no-args.rs
+++ /dev/null
@@ -1,19 +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.
-
-// Testing that we can drop the || in do exprs
-
-fn f(_f: proc() -> bool) -> bool { true }
-
-fn d(_f: proc()) { }
-
-pub fn main() {
-    do d { }
-}
diff --git a/src/test/run-pass/do1.rs b/src/test/run-pass/do1.rs
deleted file mode 100644
index bdbad74b3209..000000000000
--- a/src/test/run-pass/do1.rs
+++ /dev/null
@@ -1,15 +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.
-
-fn f(f: proc(int)) { f(10) }
-
-pub fn main() {
-    do f() |i| { assert!(i == 10) }
-}
diff --git a/src/test/run-pass/do2.rs b/src/test/run-pass/do2.rs
deleted file mode 100644
index f509f7b454d3..000000000000
--- a/src/test/run-pass/do2.rs
+++ /dev/null
@@ -1,15 +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.
-
-fn f(f: proc(int) -> int) -> int { f(10) }
-
-pub fn main() {
-    assert_eq!(do f() |i| { i }, 10);
-}
diff --git a/src/test/run-pass/do3.rs b/src/test/run-pass/do3.rs
deleted file mode 100644
index cdba14f1deda..000000000000
--- a/src/test/run-pass/do3.rs
+++ /dev/null
@@ -1,15 +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.
-
-fn f(f: proc(int) -> int) -> int { f(10) }
-
-pub fn main() {
-    assert_eq!(do f |i| { i }, 10);
-}
diff --git a/src/test/run-pass/extern-call-deep2.rs b/src/test/run-pass/extern-call-deep2.rs
index 00ac0bfa118e..500ae8951ec4 100644
--- a/src/test/run-pass/extern-call-deep2.rs
+++ b/src/test/run-pass/extern-call-deep2.rs
@@ -40,9 +40,9 @@ fn count(n: uint) -> uint {
 pub fn main() {
     // Make sure we're on a task with small Rust stacks (main currently
     // has a large stack)
-    do task::spawn {
+    task::spawn(proc() {
         let result = count(1000u);
         info!("result = {}", result);
         assert_eq!(result, 1000u);
-    };
+    });
 }
diff --git a/src/test/run-pass/extern-call-scrub.rs b/src/test/run-pass/extern-call-scrub.rs
index 0044f0f468f3..c35e84154d80 100644
--- a/src/test/run-pass/extern-call-scrub.rs
+++ b/src/test/run-pass/extern-call-scrub.rs
@@ -44,9 +44,9 @@ fn count(n: uint) -> uint {
 pub fn main() {
     // Make sure we're on a task with small Rust stacks (main currently
     // has a large stack)
-    do task::spawn {
+    task::spawn(proc() {
         let result = count(12u);
         info!("result = {}", result);
         assert_eq!(result, 2048u);
-    };
+    });
 }
diff --git a/src/test/run-pass/extern-stress.rs b/src/test/run-pass/extern-stress.rs
index 7c16ae74c4a9..26c7e6881a6c 100644
--- a/src/test/run-pass/extern-stress.rs
+++ b/src/test/run-pass/extern-stress.rs
@@ -42,8 +42,8 @@ fn count(n: uint) -> uint {
 
 pub fn main() {
     100u.times(|| {
-        do task::spawn {
+        task::spawn(proc() {
             assert_eq!(count(5u), 16u);
-        };
+        });
     })
 }
diff --git a/src/test/run-pass/extern-yield.rs b/src/test/run-pass/extern-yield.rs
index a4ac197ac6ae..da26f92ecdf3 100644
--- a/src/test/run-pass/extern-yield.rs
+++ b/src/test/run-pass/extern-yield.rs
@@ -39,10 +39,10 @@ fn count(n: uint) -> uint {
 
 pub fn main() {
     10u.times(|| {
-        do task::spawn {
+        task::spawn(proc() {
             let result = count(5u);
             info!("result = {}", result);
             assert_eq!(result, 16u);
-        };
+        });
     })
 }
diff --git a/src/test/run-pass/fail-in-dtor-drops-fields.rs b/src/test/run-pass/fail-in-dtor-drops-fields.rs
index 7c6bb1fa379b..be4a497989ce 100644
--- a/src/test/run-pass/fail-in-dtor-drops-fields.rs
+++ b/src/test/run-pass/fail-in-dtor-drops-fields.rs
@@ -33,9 +33,9 @@ impl Drop for B {
 }
 
 pub fn main() {
-    let ret = do task::try {
+    let ret = task::try(proc() {
         let _a = A { b: B { foo: 3 } };
-    };
+    });
     assert!(ret.is_err());
     unsafe { assert!(dropped); }
 }
diff --git a/src/test/run-pass/foreign-call-no-runtime.rs b/src/test/run-pass/foreign-call-no-runtime.rs
index ee54423a97d7..daaaac93791b 100644
--- a/src/test/run-pass/foreign-call-no-runtime.rs
+++ b/src/test/run-pass/foreign-call-no-runtime.rs
@@ -10,10 +10,10 @@ extern {
 
 pub fn main() {
     unsafe {
-        do run_in_bare_thread() {
+        run_in_bare_thread(proc() {
             let i = &100;
             rust_dbg_call(callback, cast::transmute(i));
-        }
+        });
     }
 }
 
diff --git a/src/test/run-pass/infinite-loops.rs b/src/test/run-pass/infinite-loops.rs
index dea0df2e52b3..633c096b6892 100644
--- a/src/test/run-pass/infinite-loops.rs
+++ b/src/test/run-pass/infinite-loops.rs
@@ -17,7 +17,7 @@
 extern mod extra;
 
 fn loopy(n: int) {
-    if n > 0 { do spawn { loopy(n - 1) }; do spawn { loopy(n - 1) }; }
+    if n > 0 { spawn(proc() { loopy(n - 1) }); spawn(proc() { loopy(n - 1) }); }
     loop { }
 }
 
@@ -25,5 +25,5 @@ pub fn main() {
     // Commenting this out, as this will hang forever otherwise.
     // Even after seeing the comment above, I'm not sure what the
     // intention of this test is.
-    // do spawn { loopy(5) };
+    // spawn(proc() { loopy(5) });
 }
diff --git a/src/test/run-pass/issue-2185.rs b/src/test/run-pass/issue-2185.rs
index 9ebeec092cf1..cef183e5f33c 100644
--- a/src/test/run-pass/issue-2185.rs
+++ b/src/test/run-pass/issue-2185.rs
@@ -51,16 +51,16 @@ impl iterable<uint> for 'static ||uint|| {
 }
 
 fn filter<A,IA:iterable<A>>(self: IA, prd: 'static |A| -> bool, blk: |A|) {
-    do self.iter |a| {
+    self.iter(|a| {
         if prd(a) { blk(a) }
-    }
+    });
 }
 
 fn foldl<A,B,IA:iterable<A>>(self: IA, b0: B, blk: |B, A| -> B) -> B {
     let mut b = b0;
-    do self.iter |a| {
+    self.iter(|a| {
         b = blk(b, a);
-    }
+    });
     b
 }
 
diff --git a/src/test/run-pass/issue-3168.rs b/src/test/run-pass/issue-3168.rs
index 978cd586975f..49b7e50c01e6 100644
--- a/src/test/run-pass/issue-3168.rs
+++ b/src/test/run-pass/issue-3168.rs
@@ -16,19 +16,19 @@ use std::task;
 
 pub fn main() {
     let (p,c) = comm::stream();
-    do task::try || {
+    task::try(|| {
         let (p2,c2) = comm::stream();
-        do task::spawn || {
+        task::spawn(|| {
             p2.recv();
             error!("sibling fails");
             fail!();
-        }
+        });
         let (p3,c3) = comm::stream();
         c.send(c3);
         c2.send(());
         error!("child blocks");
         p3.recv();
-    };
+    });
     error!("parent tries");
     assert!(!p.recv().try_send(()));
     error!("all done!");
diff --git a/src/test/run-pass/issue-3609.rs b/src/test/run-pass/issue-3609.rs
index 4922ab18f8d4..bcda2e27614c 100644
--- a/src/test/run-pass/issue-3609.rs
+++ b/src/test/run-pass/issue-3609.rs
@@ -12,8 +12,7 @@ enum Msg
 }
 
 fn foo(name: ~str, samples_chan: Chan<Msg>) {
-    do task::spawn
-    {
+    task::spawn(proc() {
         let mut samples_chan = samples_chan;
         let callback: SamplesFn = proc(buffer) {
             for i in range(0u, buffer.len()) {
@@ -21,7 +20,7 @@ fn foo(name: ~str, samples_chan: Chan<Msg>) {
             }
         };
         samples_chan.send(GetSamples(name.clone(), callback));
-    };
+    });
 }
 
 pub fn main() {}
diff --git a/src/test/run-pass/issue-4241.rs b/src/test/run-pass/issue-4241.rs
index 4cdf7aa3dd02..173f76434d30 100644
--- a/src/test/run-pass/issue-4241.rs
+++ b/src/test/run-pass/issue-4241.rs
@@ -45,13 +45,13 @@ priv fn parse_data(len: uint, io: @io::Reader) -> Result {
 
 priv fn parse_list(len: uint, io: @io::Reader) -> Result {
   let mut list: ~[Result] = ~[];
-    do len.times {
+    len.times(proc() {
     let v =
         match io.read_char() {
         '$' => parse_bulk(io),
         ':' => parse_int(io),
          _ => fail!()
-    };
+    });
     list.push(v);
     }
   return List(list);
@@ -119,11 +119,11 @@ fn query(cmd: ~[~str], sb: TcpSocketBuf) -> Result {
 
 fn query2(cmd: ~[~str]) -> Result {
   let _cmd = cmd_to_str(cmd);
-    do io::with_str_reader(~"$3\r\nXXX\r\n") |sb| {
+    io::with_str_reader(~"$3\r\nXXX\r\n")(|sb| {
     let res = parse_response(@sb as @io::Reader);
     println!("{:?}", res);
     res
-    }
+    });
 }
 
 
diff --git a/src/test/run-pass/issue-4446.rs b/src/test/run-pass/issue-4446.rs
index baac8d0dcd14..8f2d9f32440b 100644
--- a/src/test/run-pass/issue-4446.rs
+++ b/src/test/run-pass/issue-4446.rs
@@ -13,9 +13,9 @@ use std::io::println;
 pub fn main() {
     let (port, chan) = Chan::new();
 
-    do spawn {
+    spawn(proc() {
         println(port.recv());
-    }
+    });
 
     chan.send("hello, world");
 }
diff --git a/src/test/run-pass/issue-4448.rs b/src/test/run-pass/issue-4448.rs
index c3f871c79124..8fbc35c72005 100644
--- a/src/test/run-pass/issue-4448.rs
+++ b/src/test/run-pass/issue-4448.rs
@@ -13,9 +13,9 @@ use std::task;
 pub fn main() {
     let (port, chan) = Chan::<&'static str>::new();
 
-    do task::spawn {
+    task::spawn(proc() {
         assert_eq!(port.recv(), "hello, world");
-    }
+    });
 
     chan.send("hello, world");
 }
diff --git a/src/test/run-pass/kindck-implicit-close-over-mut-var.rs b/src/test/run-pass/kindck-implicit-close-over-mut-var.rs
index e0c1d35b3bc6..3f45e864da35 100644
--- a/src/test/run-pass/kindck-implicit-close-over-mut-var.rs
+++ b/src/test/run-pass/kindck-implicit-close-over-mut-var.rs
@@ -16,10 +16,10 @@ fn foo() {
     // Here, i is *copied* into the proc (heap closure).
     // Requires allocation.  The proc's copy is not mutable.
     let mut i = 0;
-    do task::spawn {
+    task::spawn(proc() {
         user(i);
         println!("spawned {}", i)
-    }
+    });
     i += 1;
     println!("original {}", i)
 }
@@ -29,9 +29,9 @@ fn bar() {
     // mutable outside of the proc.
     let mut i = 0;
     while i < 10 {
-        do task::spawn {
+        task::spawn(proc() {
             user(i);
-        }
+        });
         i += 1;
     }
 }
@@ -40,11 +40,11 @@ fn car() {
     // Here, i must be shadowed in the proc to be mutable.
     let mut i = 0;
     while i < 10 {
-        do task::spawn {
+        task::spawn(proc() {
             let mut i = i;
             i += 1;
             user(i);
-        }
+        });
         i += 1;
     }
 }
diff --git a/src/test/run-pass/logging-only-prints-once.rs b/src/test/run-pass/logging-only-prints-once.rs
index a06d025f6c7a..d81b5818d669 100644
--- a/src/test/run-pass/logging-only-prints-once.rs
+++ b/src/test/run-pass/logging-only-prints-once.rs
@@ -26,12 +26,12 @@ impl fmt::Default for Foo {
 
 pub fn main() {
     let (p,c) = Chan::new();
-    do spawn {
+    spawn(proc() {
         let mut f = Foo(Cell::new(0));
         debug!("{}", f);
         let Foo(ref mut f) = f;
         assert!(f.get() == 1);
         c.send(());
-    }
+    });
     p.recv();
 }
diff --git a/src/test/run-pass/moves-based-on-type-capture-clause.rs b/src/test/run-pass/moves-based-on-type-capture-clause.rs
index 064fb385dccb..eb347ab28ff9 100644
--- a/src/test/run-pass/moves-based-on-type-capture-clause.rs
+++ b/src/test/run-pass/moves-based-on-type-capture-clause.rs
@@ -2,7 +2,7 @@ use std::task;
 
 pub fn main() {
     let x = ~"Hello world!";
-    do task::spawn {
+    task::spawn(proc() {
         println!("{}", x);
-    }
+    });
 }
diff --git a/src/test/run-pass/native-always-waits.rs b/src/test/run-pass/native-always-waits.rs
index cddee0be18df..8907db04dadc 100644
--- a/src/test/run-pass/native-always-waits.rs
+++ b/src/test/run-pass/native-always-waits.rs
@@ -18,11 +18,11 @@ static mut set: bool = false;
 #[start]
 fn start(argc: int, argv: **u8) -> int {
     // make sure that native::start always waits for all children to finish
-    do native::start(argc, argv) {
-        do spawn {
+    native::start(argc, argv, proc() {
+        spawn(proc() {
             unsafe { set = true; }
-        }
-    };
+        });
+    });
 
     // if we didn't set the global, then return a nonzero code
     if unsafe {set} {0} else {1}
diff --git a/src/test/run-pass/no-landing-pads.rs b/src/test/run-pass/no-landing-pads.rs
index 3459f021f39b..f9567858022b 100644
--- a/src/test/run-pass/no-landing-pads.rs
+++ b/src/test/run-pass/no-landing-pads.rs
@@ -24,9 +24,9 @@ impl Drop for A {
 }
 
 fn main() {
-    do task::try::<()> {
+    task::try::<()>(proc() {
         let _a = A;
         fail!();
-    };
+    });
     assert!(unsafe { !HIT });
 }
diff --git a/src/test/run-pass/once-move-out-on-heap.rs b/src/test/run-pass/once-move-out-on-heap.rs
index 8c3f889c176c..bc56712ee3bc 100644
--- a/src/test/run-pass/once-move-out-on-heap.rs
+++ b/src/test/run-pass/once-move-out-on-heap.rs
@@ -22,8 +22,8 @@ fn foo(blk: proc()) {
 
 pub fn main() {
     let x = arc::Arc::new(true);
-    do foo {
+    foo(proc() {
         assert!(*x.get());
         drop(x);
-    }
+    });
 }
diff --git a/src/test/run-pass/preempt.rs b/src/test/run-pass/preempt.rs
index f34cc268a0c2..0527f47c112e 100644
--- a/src/test/run-pass/preempt.rs
+++ b/src/test/run-pass/preempt.rs
@@ -29,9 +29,9 @@ pub fn main() {
     let (port, chan) = stream();
 
     info!("main started");
-    do spawn {
+    spawn(proc() {
         starve_main(port);
-    };
+    });
     let mut i: int = 0;
     info!("main waiting for alive signal");
     chan.send(i);
diff --git a/src/test/run-pass/send-resource.rs b/src/test/run-pass/send-resource.rs
index 7ede574a4d5b..474606ad347b 100644
--- a/src/test/run-pass/send-resource.rs
+++ b/src/test/run-pass/send-resource.rs
@@ -27,12 +27,12 @@ fn test(f: int) -> test {
 pub fn main() {
     let (p, c) = Chan::new();
 
-    do task::spawn() {
+    task::spawn(proc() {
         let (pp, cc) = Chan::new();
         c.send(cc);
 
         let _r = pp.recv();
-    }
+    });
 
     p.recv().send(test(42));
 }
diff --git a/src/test/run-pass/task-comm-12.rs b/src/test/run-pass/task-comm-12.rs
index ce30071aaf44..f6f6f3ba240c 100644
--- a/src/test/run-pass/task-comm-12.rs
+++ b/src/test/run-pass/task-comm-12.rs
@@ -20,9 +20,9 @@ fn test00() {
     let i: int = 0;
     let mut builder = task::task();
     let mut result = builder.future_result();
-    do builder.spawn {
+    builder.spawn(proc() {
         start(i)
-    }
+    });
 
     // Sleep long enough for the task to finish.
     let mut i = 0;
diff --git a/src/test/run-pass/task-comm-7.rs b/src/test/run-pass/task-comm-7.rs
index 43ac3957ae2e..8622ff760899 100644
--- a/src/test/run-pass/task-comm-7.rs
+++ b/src/test/run-pass/task-comm-7.rs
@@ -31,21 +31,21 @@ fn test00() {
     let number_of_messages: int = 10;
 
     let c = ch.clone();
-    do task::spawn || {
+    task::spawn(proc() {
         test00_start(&c, number_of_messages * 0, number_of_messages);
-    }
+    });
     let c = ch.clone();
-    do task::spawn || {
+    task::spawn(proc() {
         test00_start(&c, number_of_messages * 1, number_of_messages);
-    }
+    });
     let c = ch.clone();
-    do task::spawn || {
+    task::spawn(proc() {
         test00_start(&c, number_of_messages * 2, number_of_messages);
-    }
+    });
     let c = ch.clone();
-    do task::spawn || {
+    task::spawn(proc() {
         test00_start(&c, number_of_messages * 3, number_of_messages);
-    }
+    });
 
     let mut i: int = 0;
     while i < number_of_messages {
diff --git a/src/test/run-pass/task-comm-9.rs b/src/test/run-pass/task-comm-9.rs
index a2463ff76815..feae49ffeb83 100644
--- a/src/test/run-pass/task-comm-9.rs
+++ b/src/test/run-pass/task-comm-9.rs
@@ -29,10 +29,10 @@ fn test00() {
 
     let mut builder = task::task();
     let result = builder.future_result();
-    do builder.spawn {
+    builder.spawn(proc() {
         let mut ch = ch;
         test00_start(&mut ch, number_of_messages);
-    }
+    });
 
     let mut i: int = 0;
     while i < number_of_messages {
diff --git a/src/test/run-pass/task-killjoin-rsrc.rs b/src/test/run-pass/task-killjoin-rsrc.rs
index 16e9cb538919..a4be47323e5b 100644
--- a/src/test/run-pass/task-killjoin-rsrc.rs
+++ b/src/test/run-pass/task-killjoin-rsrc.rs
@@ -56,10 +56,10 @@ fn joinable(f: proc()) -> Port<bool> {
         *b = true;
     }
     let (p, c) = stream();
-    do task::spawn_unlinked {
+    task::spawn_unlinked(proc() {
         let ccc = c;
         wrapper(ccc, f)
-    }
+    });
     p
 }
 
diff --git a/src/test/run-pass/trait-bounds-in-arc.rs b/src/test/run-pass/trait-bounds-in-arc.rs
index b99e6a03bcb3..2bf18e1ae1d5 100644
--- a/src/test/run-pass/trait-bounds-in-arc.rs
+++ b/src/test/run-pass/trait-bounds-in-arc.rs
@@ -71,13 +71,13 @@ pub fn main() {
                          ~dogge2 as ~Pet:Freeze+Send]);
     let (p1,c1) = Chan::new();
     let arc1 = arc.clone();
-    do task::spawn { check_legs(arc1); c1.send(()); }
+    task::spawn(proc() { check_legs(arc1); c1.send(()); });
     let (p2,c2) = Chan::new();
     let arc2 = arc.clone();
-    do task::spawn { check_names(arc2); c2.send(()); }
+    task::spawn(proc() { check_names(arc2); c2.send(()); });
     let (p3,c3) = Chan::new();
     let arc3 = arc.clone();
-    do task::spawn { check_pedigree(arc3); c3.send(()); }
+    task::spawn(proc() { check_pedigree(arc3); c3.send(()); });
     p1.recv();
     p2.recv();
     p3.recv();
diff --git a/src/test/run-pass/unit-like-struct-drop-run.rs b/src/test/run-pass/unit-like-struct-drop-run.rs
index 5707406de146..04507dd01ce5 100644
--- a/src/test/run-pass/unit-like-struct-drop-run.rs
+++ b/src/test/run-pass/unit-like-struct-drop-run.rs
@@ -21,9 +21,9 @@ impl Drop for Foo {
 }
 
 pub fn main() {
-    let x = do task::try {
+    let x = task::try(proc() {
         let _b = Foo;
-    };
+    });
 
     let s = x.unwrap_err().move::<&'static str>().unwrap();
     assert_eq!(s.as_slice(), "This failure should happen.");