Add stable feature name

rust-lang · Mar 11, 2020 · 18feaa3 · 18feaa3
1 parent 2a29726
commit 18feaa3
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/liballoc/string.rs b/src/liballoc/string.rs
@@ -2225,7 +2225,7 @@ impl From<&str> for String {
     }
 }
 
-#[stable(feature = "???", since = "1.43.0")]
+#[stable(feature = "from_mut_str_for_string", since = "1.44.0")]
 impl From<&mut str> for String {
     #[inline]
     fn from(s: &mut str) -> String {