[PATCH] D88949: DeferredDiagnosticsEmitter crashes

[Yaxun Liu via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rGb9225543e844: DeferredDiagnosticsEmitter crashes (authored 
by glevner, committed by yaxunl).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D88949/new/

https://reviews.llvm.org/D88949

Files:
  clang/lib/Sema/UsedDeclVisitor.h


Index: clang/lib/Sema/UsedDeclVisitor.h
===================================================================
--- clang/lib/Sema/UsedDeclVisitor.h
+++ clang/lib/Sema/UsedDeclVisitor.h
@@ -67,10 +67,13 @@
   void VisitCXXDeleteExpr(CXXDeleteExpr *E) {
     if (E->getOperatorDelete())
       asImpl().visitUsedDecl(E->getBeginLoc(), E->getOperatorDelete());
-    QualType Destroyed = S.Context.getBaseElementType(E->getDestroyedType());
-    if (const RecordType *DestroyedRec = Destroyed->getAs<RecordType>()) {
-      CXXRecordDecl *Record = cast<CXXRecordDecl>(DestroyedRec->getDecl());
-      asImpl().visitUsedDecl(E->getBeginLoc(), S.LookupDestructor(Record));
+    QualType DestroyedOrNull = E->getDestroyedType();
+    if (!DestroyedOrNull.isNull()) {
+      QualType Destroyed = S.Context.getBaseElementType(DestroyedOrNull);
+      if (const RecordType *DestroyedRec = Destroyed->getAs<RecordType>()) {
+        CXXRecordDecl *Record = cast<CXXRecordDecl>(DestroyedRec->getDecl());
+        asImpl().visitUsedDecl(E->getBeginLoc(), S.LookupDestructor(Record));
+      }
     }
 
     Inherited::VisitCXXDeleteExpr(E);



Index: clang/lib/Sema/UsedDeclVisitor.h
===================================================================
--- clang/lib/Sema/UsedDeclVisitor.h
+++ clang/lib/Sema/UsedDeclVisitor.h
@@ -67,10 +67,13 @@
   void VisitCXXDeleteExpr(CXXDeleteExpr *E) {
     if (E->getOperatorDelete())
       asImpl().visitUsedDecl(E->getBeginLoc(), E->getOperatorDelete());
-    QualType Destroyed = S.Context.getBaseElementType(E->getDestroyedType());
-    if (const RecordType *DestroyedRec = Destroyed->getAs<RecordType>()) {
-      CXXRecordDecl *Record = cast<CXXRecordDecl>(DestroyedRec->getDecl());
-      asImpl().visitUsedDecl(E->getBeginLoc(), S.LookupDestructor(Record));
+    QualType DestroyedOrNull = E->getDestroyedType();
+    if (!DestroyedOrNull.isNull()) {
+      QualType Destroyed = S.Context.getBaseElementType(DestroyedOrNull);
+      if (const RecordType *DestroyedRec = Destroyed->getAs<RecordType>()) {
+        CXXRecordDecl *Record = cast<CXXRecordDecl>(DestroyedRec->getDecl());
+        asImpl().visitUsedDecl(E->getBeginLoc(), S.LookupDestructor(Record));
+      }
     }
 
     Inherited::VisitCXXDeleteExpr(E);

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