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-rw-r--r--src/libcore/result.rs2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/libcore/result.rs b/src/libcore/result.rs
index f4973b3a254..e7768106aa6 100644
--- a/src/libcore/result.rs
+++ b/src/libcore/result.rs
@@ -807,6 +807,8 @@ impl<T: Default, E> Result<T, E> {
     /// `Err` on error.
     ///
     /// ```
+    /// #![feature(result_unwrap_or_default)]
+    ///
     /// let good_year_from_input = "1909";
     /// let bad_year_from_input = "190blarg";
     /// let good_year = good_year_from_input.parse().unwrap_or_default();