diff --git a/lib/Sema/SemaDecl.cpp b/lib/Sema/SemaDecl.cpp
index ec1939e5ec..935adcf1b6 100644
--- a/lib/Sema/SemaDecl.cpp
+++ b/lib/Sema/SemaDecl.cpp
@@ -5030,7 +5030,7 @@ void Sema::ActOnTagFinishDefinition(Scope *S, DeclPtrTy TagD,
   // Exit this scope of this tag's definition.
   PopDeclContext();
 
-  if (isa<CXXRecordDecl>(Tag) && !Tag->getDeclContext()->isRecord())
+  if (isa<CXXRecordDecl>(Tag) && !Tag->getLexicalDeclContext()->isRecord())
     RecordDynamicClassesWithNoKeyFunction(*this, cast<CXXRecordDecl>(Tag),
                                           RBraceLoc);
                                           
diff --git a/test/CodeGenCXX/default-destructor-nested.cpp b/test/CodeGenCXX/default-destructor-nested.cpp
new file mode 100644
index 0000000000..86942743d4
--- /dev/null
+++ b/test/CodeGenCXX/default-destructor-nested.cpp
@@ -0,0 +1,13 @@
+// RUN: %clang_cc1 %s -emit-llvm-only
+// PR6294
+
+class A {
+  virtual ~A();
+};
+class B {
+  class C;
+};
+class B::C : public A {
+  C();
+};
+B::C::C() {}