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-rw-r--r--library/core/src/num/nonzero.rs3
1 files changed, 2 insertions, 1 deletions
diff --git a/library/core/src/num/nonzero.rs b/library/core/src/num/nonzero.rs
index b8900c4113a..f793602de50 100644
--- a/library/core/src/num/nonzero.rs
+++ b/library/core/src/num/nonzero.rs
@@ -297,7 +297,8 @@ where
 }
 
 #[stable(feature = "from_nonzero", since = "1.31.0")]
-impl<T> From<NonZero<T>> for T
+#[rustc_const_unstable(feature = "const_try", issue = "74935")]
+impl<T> const From<NonZero<T>> for T
 where
     T: ZeroablePrimitive,
 {