Issue 11510: Fix BUILD_SET optimizer bug.
diff --git a/Misc/NEWS b/Misc/NEWS
index 8b72498..42330ff 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -10,6 +10,8 @@
 Core and Builtins
 -----------------
 
+- Issue #11510: Fixed optimizer bug which turned "a,b={1,1}" into "a,b=(1,1)".
+
 - Issue #11432: A bug was introduced in subprocess.Popen on posix systems with
   3.2.0 where the stdout or stderr file descriptor being the same as the stdin
   file descriptor would raise an exception. webbrowser.open would fail. fixed.