--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/g++.dg/opt/dtor2.h	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,29 @@
+struct A
+{
+  A ();
+  ~A ();
+};
+
+struct B
+{
+  A b;
+  virtual void mb ();
+  B (int);
+  virtual ~B ();
+};
+
+struct C : public B
+{
+  virtual void mc ();
+  C (int);
+  ~C ();
+};
+
+inline C::~C () {}
+
+struct D : public C
+{
+  A d;
+  D (int);
+  ~D ();
+};