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authorUlrik Sverdrup <root@localhost>2015-06-10 20:57:39 +0200
committerUlrik Sverdrup <root@localhost>2015-06-10 20:58:09 +0200
commitc00b859c9daf6e2c42bef89147e1da7eb05f3e4e (patch)
treed32d17a5e0acb1e9e35d6f607deff2b32e6ccc04 /src/libcore/iter.rs
parent6daf1dcb80e324df94ad4a1d263c832ab589b33a (diff)
downloadrust-c00b859c9daf6e2c42bef89147e1da7eb05f3e4e.tar.gz
rust-c00b859c9daf6e2c42bef89147e1da7eb05f3e4e.zip
core: impl Clone for option::IntoIter and iter::Once
Diffstat (limited to 'src/libcore/iter.rs')
-rw-r--r--src/libcore/iter.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/libcore/iter.rs b/src/libcore/iter.rs
index b12a1c1ed96..abee61ea9d6 100644
--- a/src/libcore/iter.rs
+++ b/src/libcore/iter.rs
@@ -3077,6 +3077,7 @@ pub fn empty<T>() -> Empty<T> {
 }
 
 /// An iterator that yields an element exactly once.
+#[derive(Clone)]
 #[unstable(feature="iter_once", reason = "new addition")]
 pub struct Once<T> {
     inner: ::option::IntoIter<T>