[clang] [LifetimeSafety] Implement multi-level origins (PR #168344)

[Utkarsh Saxena via cfe-commits]

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@@ -210,11 +311,21 @@ void FactsGenerator::VisitInitListExpr(const InitListExpr *ILE) {
 
 void FactsGenerator::VisitMaterializeTemporaryExpr(
     const MaterializeTemporaryExpr *MTE) {
-  if (!hasOrigin(MTE))
+  OriginList *MTEList = getOriginsList(*MTE);
+  OriginList *SubExprList = getOriginsList(*MTE->getSubExpr());
+  if (!MTEList)
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usx95 wrote:

No. Good point. Moved it to after the return.

https://github.com/llvm/llvm-project/pull/168344