From 0d057ccbceb05ef6fc6bf2273a4231791c81d5d0 Mon Sep 17 00:00:00 2001
From: idrissrio <idrissrio@github.com>
Date: Thu, 19 Mar 2026 14:07:50 +0100
Subject: [PATCH] Add changelog note for C/C++ overlay

---
 CHANGELOG.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index e4d1ed479..a56cb8c26 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@ See the [releases page](https://github.com/github/codeql-action/releases) for th
 ## [UNRELEASED]
 
 - Added an experimental change which disables TRAP caching when [improved incremental analysis](https://github.com/github/roadmap/issues/1158) is enabled, since improved incremental analysis supersedes TRAP caching. This will improve performance and reduce Actions cache usage. We expect to roll this change out to everyone in March. [#3569](https://github.com/github/codeql-action/pull/3569)
+- We are rolling out improved incremental analysis to C/C++ analyses that use build mode `none`. We expect this rollout to be complete by the end of April 2026.
 
 ## 4.33.0 - 16 Mar 2026