fix compilation on macos/windows

Author: thestinger

src/libstd/rt/args.rs

@@ -158,6 +158,7 @@ mod imp {
 #[cfg(target_os = "macos")]
 #[cfg(target_os = "win32")]
 mod imp {
+    use option::Option;
 
     pub unsafe fn init(_argc: int, _argv: **u8) {
     }
@@ -176,4 +177,4 @@ mod imp {
     pub fn clone() -> Option<~[~str]> {
         fail!()
     }
-}
+}

src/test/run-pass/transmute-non-immediate-to-immediate.rs

@@ -13,6 +13,6 @@
 
 fn main() {
     unsafe {
-        std::cast::transmute::<[int,..1],int>([1])
+        ::std::cast::transmute::<[int,..1],int>([1])
     };
 }