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-rw-r--r--library/core/src/lib.rs7
1 files changed, 7 insertions, 0 deletions
diff --git a/library/core/src/lib.rs b/library/core/src/lib.rs
index 6396b8524f2..71abd707374 100644
--- a/library/core/src/lib.rs
+++ b/library/core/src/lib.rs
@@ -226,6 +226,13 @@ pub mod assert_matches {
     pub use crate::macros::{assert_matches, debug_assert_matches};
 }
 
+#[unstable(feature = "derive_from", issue = "144889")]
+/// Unstable module containing the unstable `From` derive macro.
+pub mod from {
+    #[unstable(feature = "derive_from", issue = "144889")]
+    pub use crate::macros::builtin::From;
+}
+
 // We don't export this through #[macro_export] for now, to avoid breakage.
 #[unstable(feature = "autodiff", issue = "124509")]
 /// Unstable module containing the unstable `autodiff` macro.