auto merge of #19027 : nick29581/rust/coercions-4, r=alexcrichton

The forwards compatible parts of #18645, rebased. Converts implicit coercions from `[T, ..n]` to `&[T]` into explicit references.

1 files changed, 2 insertions, 2 deletions

diff --git a/src/libstd/io/pipe.rs b/src/libstd/io/pipe.rs
index 64b2518fab1..5137db305f0 100644
--- a/src/libstd/io/pipe.rs
+++ b/src/libstd/io/pipe.rs
@@ -125,12 +125,12 @@ mod test {
         let (tx, rx) = channel();
         spawn(proc() {
             let mut out = out;
-            out.write([10]).unwrap();
+            out.write(&[10]).unwrap();
             rx.recv(); // don't close the pipe until the other read has finished
         });
 
         let mut buf = [0, ..10];
-        input.read(buf).unwrap();
+        input.read(&mut buf).unwrap();
         tx.send(());
     }
 }