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-rw-r--r--src/libcore/slice.rs5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/libcore/slice.rs b/src/libcore/slice.rs
index a4ccc975d56..8e3eba15b4e 100644
--- a/src/libcore/slice.rs
+++ b/src/libcore/slice.rs
@@ -655,6 +655,11 @@ impl<'a, T> Default for &'a [T] {
     fn default() -> &'a [T] { &[] }
 }
 
+#[stable(feature = "mut_slice_default", since = "1.5.0")]
+impl<'a, T> Default for &'a mut [T] {
+    fn default() -> &'a mut [T] { &mut [] }
+}
+
 //
 // Iterators
 //