[clang] [clang-tools-extra] [clang]: Propagate `*noreturn` attributes in `CFG` (PR #146355)

[Andrey Karlov via cfe-commits]

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@@ -2648,6 +2648,14 @@ class FunctionDecl : public DeclaratorDecl,
   /// an attribute on its declaration or its type.
   bool isNoReturn() const;
 
+  /// Determines whether this function is known to never return for CFG
+  /// analysis. Checks for noreturn attributes on the function declaration
+  /// or its type, including 'analyzer_noreturn' attribute.
+  ///
+  /// Returns 'std::nullopt' if function declaration has no '*noreturn'
+  /// attributes
+  std::optional<bool> getAnalyzerNoReturn() const;
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negativ wrote:

@steakhal i've renamed this function to `getAnalyzerSinkKind()`.

https://github.com/llvm/llvm-project/pull/146355