[clang] [LifetimeSafety] Add origin tracking for lambda captures (PR #185216)

[Gábor Horváth via cfe-commits]

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@@ -181,6 +181,14 @@ void FactsGenerator::VisitCXXConstructExpr(const CXXConstructExpr *CCE) {
     handleGSLPointerConstruction(CCE);
     return;
   }
+  if (const auto *RD = CCE->getType()->getAsCXXRecordDecl();
+      RD && RD->isLambda() && CCE->getNumArgs() == 1) {
+    const Expr *Arg = CCE->getArg(0);
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Xazax-hun wrote:

What case are we covering here? Is this when lambda's copy/move operations are called? I think it would be worth to call this out and maybe making the checking a bit more strict.

https://github.com/llvm/llvm-project/pull/185216