Auto merge of #51609 - dscorbett:is_numeric, r=alexcrichton

[rust.git] / RELEASES.md

diff --git a/RELEASES.md b/RELEASES.md
index 0368c5414e16ff7e213fed572b6b638515a88f7a..13042ab07e2175178d1d57574ec592fbb0a96821 100644 (file)
--- a/RELEASES.md
+++ b/RELEASES.md
@@ -94,9 +94,9 @@ Misc
 
 Compatibility Notes
 -------------------
-- [Rust will no longer consider trait objects with duplicated constraints to
-  have implementations.][51276] For example the below code will now fail
-  to compile.
+- [Rust will consider trait objects with duplicated constraints to be the same
+  type as without the duplicated constraint.][51276] For example the below code will
+  now fail to compile.
   ```rust
   trait Trait {}
 
@@ -160,6 +160,17 @@ Compatibility Notes
 [`{Any + Send + Sync}::downcast_ref`]: https://doc.rust-lang.org/std/any/trait.Any.html#method.downcast_ref-2
 [`{Any + Send + Sync}::is`]: https://doc.rust-lang.org/std/any/trait.Any.html#method.is-2
 
+Version 1.27.2 (2018-07-20)
+===========================
+
+Compatibility Notes
+-------------------
+
+- The borrow checker was fixed to avoid potential unsoundness when using
+  match ergonomics: [#52213][52213].
+
+[52213]: https://github.com/rust-lang/rust/issues/52213
+
 Version 1.27.1 (2018-07-10)
 ===========================