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| author | Georg Semmler <georg_semmler_05@web.de> | 2018-08-09 12:48:55 +0200 |
|---|---|---|
| committer | Georg Semmler <georg_semmler_05@web.de> | 2018-08-09 12:48:55 +0200 |
| commit | 0cde1cbb10b044c17e1569ab0306db11735ca798 (patch) | |
| tree | 0b9593c3cb3d3029053e14d5cdd5a3c7f9eda127 | |
| parent | ef519c1de54e6d833d05bac7c4ce290ae54e82dc (diff) | |
Add stability attribute
| -rw-r--r-- | src/libcore/option.rs | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/libcore/option.rs b/src/libcore/option.rs index ad69d137685..883e01ff2a8 100644 --- a/src/libcore/option.rs +++ b/src/libcore/option.rs @@ -1064,6 +1064,7 @@ impl<T> From<T> for Option<T> { } } +#[stable(feature = "option_ref_from_ref_option", since = "1.30.0")] impl<'a, T> From<&'a Option<T>> for Option<&'a T> { fn from(o: &'a Option<T>) -> Option<&'a T> { o.as_ref() |