From 4ed116a20261b80a972bf66487a4c302450ba787 Mon Sep 17 00:00:00 2001
From: Paul Walker <paul.walker@arm.com>
Date: Wed, 18 Oct 2023 16:11:28 +0000
Subject: [PATCH] Update Clang release note.

---
 clang/docs/ReleaseNotes.rst | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/clang/docs/ReleaseNotes.rst b/clang/docs/ReleaseNotes.rst
index 65c1c07e3ded9f..5e790462aa16cc 100644
--- a/clang/docs/ReleaseNotes.rst
+++ b/clang/docs/ReleaseNotes.rst
@@ -643,6 +643,11 @@ X86 Support
 Arm and AArch64 Support
 ^^^^^^^^^^^^^^^^^^^^^^^
 
+- C++ function name mangling has been changed to align with the specification
+  (https://github.com/ARM-software/abi-aa/blob/main/aapcs64/aapcs64.rst).
+  This affects C++ functions with SVE ACLE parameters. Clang will use the old
+  manglings if ``-fclang-abi-compat=17`` or lower is  specified.
+
 Android Support
 ^^^^^^^^^^^^^^^