[analyzer][docs] Admit that the cleanup attribute is not supported

[steakhal]

In fact, the cleanup attribute is only added to the CFG, but still unhandled by CSA.
I propose dropping this false "support" statement from the docs.

[llvmbot]

@llvm/pr-subscribers-clang-static-analyzer-1

@llvm/pr-subscribers-clang

Author: Balazs Benics (steakhal)

Changes

In fact, the cleanup attribute is only added to the CFG, but still unhandled by CSA.
I propose dropping this false "support" statement from the docs.

---

Full diff: https://github.com/llvm/llvm-project/pull/81834.diff

1 Files Affected:

• (modified) clang/docs/ReleaseNotes.rst (-3)

diff --git a/clang/docs/ReleaseNotes.rst b/clang/docs/ReleaseNotes.rst
index 95d44951ae7ee6..b4cbe18aa150a9 100644
--- a/clang/docs/ReleaseNotes.rst
+++ b/clang/docs/ReleaseNotes.rst
@@ -1343,9 +1343,6 @@ New features
   of static analysis tools, such as the Clang Static Analyzer.
   `Documentation <https://clang.llvm.org/docs/AttributeReference.html#suppress>`__.
 
-- Added support for the ``cleanup`` attribute.
-  `Documentation <https://clang.llvm.org/docs/AttributeReference.html#cleanup>`__.
-
 - Support "Deducing this" (P0847R7). (Worked out of the box)
   (`af4751738db8 <https://github.com/llvm/llvm-project/commit/af4751738db89a142a8880c782d12d4201b222a8>`__)