[libcxx-commits] [libcxx] [libc++] Add details about string annotations (PR #80912)

[via libcxx-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-libcxx

Author: Tacet (AdvenamTacet)

<details>
<summary>Changes</summary>

This commit adds information that only long strings are annotated, and with all allocators by default.

To read why short string annotations are not turned on yet, read related PR: https://github.com/llvm/llvm-project/pull/79536

---
Full diff: https://github.com/llvm/llvm-project/pull/80912.diff


1 Files Affected:

- (modified) libcxx/docs/ReleaseNotes/18.rst (+3-1) 


``````````diff
diff --git a/libcxx/docs/ReleaseNotes/18.rst b/libcxx/docs/ReleaseNotes/18.rst
index 80b42ad7f653a..862284ce5494c 100644
--- a/libcxx/docs/ReleaseNotes/18.rst
+++ b/libcxx/docs/ReleaseNotes/18.rst
@@ -124,7 +124,9 @@ Improvements and New Features
   ``-DLIBCXX_INSTALL_MODULE_DIR=<path>``. The default location is
   ``${PREFIX}/share/libc++/v1``.
 
-- AddressSanitizer annotations have been added to ``std::basic_string``.
+- AddressSanitizer annotations have been added to ``std::basic_string``
+  external buffers (long strings only).
+  Enabled with all allocators by default.
 
 - The libc++ source code has been formatted with ``clang-format``. This
   `discourse thread <https://discourse.llvm.org/t/rfc-clang-formatting-all-of-libc-once-and-for-all>`_

``````````

</details>


https://github.com/llvm/llvm-project/pull/80912