diff --git a/src/test/run-pass/binops.rs b/src/test/run-pass/binops.rs
index 11fc041d08f..3fc83c5759d 100644
--- a/src/test/run-pass/binops.rs
+++ b/src/test/run-pass/binops.rs
@@ -81,9 +81,19 @@ fn test_chan() {
     assert (ch1 == ch2);
 }
 
-fn test_ptr() {
-    // FIXME: Don't know what binops apply to pointers. Don't know how
-    // to make or use pointers
+fn test_ptr() unsafe {
+    let p1: *u8 = unsafe::reinterpret_cast(0);
+    let p2: *u8 = unsafe::reinterpret_cast(0);
+    let p3: *u8 = unsafe::reinterpret_cast(1);
+
+    assert p1 == p2;
+    assert p1 != p3;
+    assert p1 < p3;
+    assert p1 <= p3;
+    assert p3 > p1;
+    assert p3 >= p3;
+    assert p1 <= p2;
+    assert p1 >= p2;
 }
 
 fn test_task() {
@@ -121,13 +131,12 @@ fn test_fn() {
 #[nolink]
 native mod test {
     fn unsupervise();
+    fn get_task_id();
 }
 
-// FIXME (#1058): comparison of native fns
 fn test_native_fn() {
-    /*
-    assert (native_mod::last_os_error != native_mod::unsupervise);
-    */
+    assert test::unsupervise != test::get_task_id;
+    assert test::unsupervise == test::unsupervise;
 }
 
 fn main() {
diff --git a/src/test/run-pass/bitwise.rs b/src/test/run-pass/bitwise.rs
index 9c2ff78248c..f04cd76a93e 100644
--- a/src/test/run-pass/bitwise.rs
+++ b/src/test/run-pass/bitwise.rs
@@ -7,9 +7,7 @@ fn target() {
 
 #[cfg(target_arch = "x86_64")]
 fn target() {
-    // FIXME (974) Can't lex this as a single integer
-    assert (-1000 >> 3 == 23058430 * 1000000000 * 100
-            + 92 * 100000000 + 13693827);
+    assert (-1000 >> 3 == 2305843009213693827);
 }
 
 fn general() {
diff --git a/src/test/run-pass/init-res-into-things.rs b/src/test/run-pass/init-res-into-things.rs
index 3b3836dd32e..f79cef2a0e7 100644
--- a/src/test/run-pass/init-res-into-things.rs
+++ b/src/test/run-pass/init-res-into-things.rs
@@ -62,8 +62,7 @@ fn test_box_rec() {
 fn main() {
     test_box();
     test_rec();
-    // FIXME: enum constructors don't optimize their arguments into moves
-    // test_tag();
+    test_tag();
     test_tup();
     test_unique();
     test_box_rec();
diff --git a/src/test/run-pass/task-comm-16.rs b/src/test/run-pass/task-comm-16.rs
index 2c85462245c..ccfcff07aaa 100644
--- a/src/test/run-pass/task-comm-16.rs
+++ b/src/test/run-pass/task-comm-16.rs
@@ -34,19 +34,15 @@ fn test_vec() {
 }
 
 fn test_str() {
-    // FIXME: re-enable this once strings are unique and sendable
-    /*
-        let po = comm::mk_port();
-        let ch = po.mk_chan();
-        let s0: str = "test";
-        send(ch, s0);
-        let s1: str;
-        s1 = po.recv();
-        assert (s1.(0) as u8 == 't' as u8);
-        assert (s1.(1) as u8 == 'e' as u8);
-        assert (s1.(2) as u8 == 's' as u8);
-        assert (s1.(3) as u8 == 't' as u8);
-    */
+    let po = port();
+    let ch = chan(po);
+    let s0 = "test";
+    send(ch, s0);
+    let s1 = recv(po);
+    assert (s1[0] == 't' as u8);
+    assert (s1[1] == 'e' as u8);
+    assert (s1[2] == 's' as u8);
+    assert (s1[3] == 't' as u8);
 }
 
 fn test_tag() {