[clang] [LifetimeSafety] Detect use-after-return (PR #165370)

Kashika Akhouri via cfe-commits cfe-commits at lists.llvm.org
Mon Nov 17 07:21:34 PST 2025


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@@ -93,6 +93,9 @@ class FactsGenerator : public ConstStmtVisitor<FactsGenerator> {
   FactManager &FactMgr;
   AnalysisDeclContext &AC;
   llvm::SmallVector<Fact *> CurrentBlockFacts;
+  // Collect origins that escape the function in this block (OriginEscapesFact),
+  // appended at the end to ensure they appear after ExpireFact entries.
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kashika0112 wrote:

Hi as per suggestions here: https://github.com/llvm/llvm-project/pull/165370#discussion_r2525159574, I moving the comment back to the original place. However I can add that it is appended to the CurrentBlockFacts. 

https://github.com/llvm/llvm-project/pull/165370


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