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-rw-r--r--src/libstd/net/addr.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/libstd/net/addr.rs b/src/libstd/net/addr.rs
index 66c1ab720b6..22bb5ff874d 100644
--- a/src/libstd/net/addr.rs
+++ b/src/libstd/net/addr.rs
@@ -448,6 +448,7 @@ impl ToSocketAddrs for str {
     }
 }
 
+#[stable(feature = "rust1", since = "1.0.0")]
 impl<'a, T: ToSocketAddrs + ?Sized> ToSocketAddrs for &'a T {
     type Iter = T::Iter;
     fn to_socket_addrs(&self) -> io::Result<T::Iter> {