[llvm-branch-commits] [clang-tools-extra] 683799a - [clangd] Clarify release note about skipping preamble builds when using modules

[Tobias Hieta via llvm-branch-commits]

Author: Nathan Ridge
Date: 2026-07-30T07:53:25+02:00
New Revision: 683799a69d579f21573424615e1a587a5b1b83aa

URL: https://github.com/llvm/llvm-project/commit/683799a69d579f21573424615e1a587a5b1b83aa
DIFF: https://github.com/llvm/llvm-project/commit/683799a69d579f21573424615e1a587a5b1b83aa.diff

LOG: [clangd] Clarify release note about skipping preamble builds when using modules

Added: 
    

Modified: 
    clang-tools-extra/docs/ReleaseNotes.rst

Removed: 
    


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diff  --git a/clang-tools-extra/docs/ReleaseNotes.rst b/clang-tools-extra/docs/ReleaseNotes.rst
index 66b36a9f64998..697f13f99f617 100644
--- a/clang-tools-extra/docs/ReleaseNotes.rst
+++ b/clang-tools-extra/docs/ReleaseNotes.rst
@@ -267,7 +267,9 @@ Improvements to C++20 Modules support
 
 - Fixed handling of relative paths in prebuilt module files
 
-- Added a ``--skip-preamble-build`` command-line option
+- Clangd's preamble optimization is skipped for translation units
+  that use modules. (The two features have buggy interactions, and
+  modules independently provide much of the same performance benefit.)
 
 - Support 
diff erent modules with the same name in a project