From a2457110db97bb58f1db2558b06dfd54f787c7ce Mon Sep 17 00:00:00 2001
From: Leonardo de Moura <leonardo@microsoft.com>
Date: Thu, 3 Mar 2022 20:05:58 -0800
Subject: [PATCH] chore: update `RELEASES.md`

---
 RELEASES.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/RELEASES.md b/RELEASES.md
index bae7a99cd1..33d3b3017f 100644
--- a/RELEASES.md
+++ b/RELEASES.md
@@ -113,3 +113,5 @@ def Array.insertAtAux (i : Nat) (as : Array α) (j : Nat) : Array α :=
   else
     as
 ```
+
+* Add support for `for h : x in xs do ...` notation where `h : x ∈ xs`. This is mainly useful for showing termination.