---

yaml
---
r: 134171
b: refs/heads/master
c: 4d69696
h: refs/heads/master
i:
  134169: bd55929
  134167: 4cf761b
v: v3

Author: bors

[refs]

@@ -1,5 +1,5 @@
 ---
-refs/heads/master: fd52224e78fe14828f8750fed469cc5c40f260e7
+refs/heads/master: 4d69696ff62fb9f069fd8f64eaa0defe4c8c9cf7
 refs/heads/snap-stage1: e33de59e47c5076a89eadeb38f4934f58a3618a6
 refs/heads/snap-stage3: 437179ed8bf7f7672f84b19265df1ce569e70490
 refs/heads/try: 777654cfccbfa39bc7f671d8e9629018ed8ca12d

trunk/src/libstd/os.rs

@@ -1173,9 +1173,7 @@ fn real_args_as_bytes() -> Vec<Vec<u8>> {
             let utf_c_str: *const libc::c_char =
                 mem::transmute(objc_msgSend(tmp, utf8Sel));
             let s = CString::new(utf_c_str, false);
-            if s.is_not_null() {
-                res.push(s.as_bytes_no_nul().to_vec())
-            }
+            res.push(s.as_bytes_no_nul().to_vec())
         }
     }
 

trunk/src/libstd/rt/backtrace.rs

@@ -278,9 +278,10 @@ mod imp {
         let cnt = unsafe { backtrace(buf.as_mut_ptr(), SIZE as libc::c_int) as uint};
 
         // skipping the first one as it is write itself
-        result::fold_(range(1, cnt).map(|i| {
+        let iter = range(1, cnt).map(|i| {
             print(w, i as int, buf[i])
-        }))
+        });
+        result::fold(iter, (), |_, _| ())
     }
 
     #[cfg(not(target_os = "ios", target_arch = "arm"))]