Release note

Author: cor3ntin

clang/docs/ReleaseNotes.rst

@@ -129,6 +129,10 @@ C++23 Feature Support
 C++20 Feature Support
 ^^^^^^^^^^^^^^^^^^^^^
 
+- Clang now normalizes constraints before checking their satisfaction, as mandated by the standard.
+  As a result, Clang no longer incorrectly diagnose subsdtitution failures in template arguments only
+  used in concept-ids, and produce better diagnostics for satisfaction failure. (#G61811) (#GH135190)
+
 C++17 Feature Support
 ^^^^^^^^^^^^^^^^^^^^^