[llvm-branch-commits] [lld] ReleaseNotes: lld/ELF: mention CREL (PR #101905)

[Fangrui Song via llvm-branch-commits]

https://github.com/MaskRay created https://github.com/llvm/llvm-project/pull/101905

None

>From 6bb9a6f3e39019bc5cef3284dd77a4bcaa59193a Mon Sep 17 00:00:00 2001
From: Fangrui Song <i at maskray.me>
Date: Sun, 4 Aug 2024 13:48:22 -0700
Subject: [PATCH] ReleaseNotes: lld/ELF: mention CREL

---
 lld/docs/ReleaseNotes.rst | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/lld/docs/ReleaseNotes.rst b/lld/docs/ReleaseNotes.rst
index 09081e421e905..7e0da84506a8d 100644
--- a/lld/docs/ReleaseNotes.rst
+++ b/lld/docs/ReleaseNotes.rst
@@ -26,6 +26,12 @@ Non-comprehensive list of changes in this release
 ELF Improvements
 ----------------
 
+* Experimental CREL relocations with explicit addends are now supported using the
+  temporary section type code 0x40000020 (``clang -c -Wa,--crel,--allow-experimental-crel``).
+  LLVM will change the code and break compatibility (Clang and lld of different
+  versions are not guaranteed to cooperate, unlike other features). CREL with
+  implicit addends are not supported.
+  (`#98115 <https://github.com/llvm/llvm-project/pull/98115>`_)
 * ``EI_OSABI`` in the output is now inferred from input object files.
   (`#97144 <https://github.com/llvm/llvm-project/pull/97144>`_)
 * ``--compress-sections <section-glib>={none,zlib,zstd}[:level]`` is added to compress