[clang] [LifetimeSafety] Suggest lifetime annotations (PR #169767)

Kashika Akhouri via cfe-commits cfe-commits at lists.llvm.org
Fri Nov 28 02:24:25 PST 2025


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@@ -342,4 +347,27 @@ void FactsGenerator::markUseAsWrite(const DeclRefExpr *DRE) {
   UseFacts[DRE]->markAsWritten();
 }
 
+// Creates an IssueFact for a new placeholder loan for each pointer or reference
+// parameter at the function's entry.
+llvm::SmallVector<Fact *> FactsGenerator::createPlaceholderLoanFacts() {
+  llvm::SmallVector<Fact *> PlaceholderLoanFacts;
+  const auto *FD = dyn_cast<FunctionDecl>(AC.getDecl());
+  if (!FD)
+    return PlaceholderLoanFacts;
+
+  for (const ParmVarDecl *PVD : FD->parameters()) {
+    QualType ParamType = PVD->getType();
+    if (PVD->hasAttr<LifetimeBoundAttr>())
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kashika0112 wrote:

Okay, have moved this check to the reporting function.

https://github.com/llvm/llvm-project/pull/169767


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