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

[Mark de Wever via libcxx-commits]

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@@ -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.
----------------
mordante wrote:

The release notes should be readable sentences and not bullet points. I would suggest something along the lines of. Feel free to correct this text when my changes make it incorrect.
```suggestion
- AddressSanitizer annotations have been added to ``std::basic_string``.
  These annotations are enabled for all allocators by default.
  It's only enable for long string, string using the small buffer optimization are not annotated.
```

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