--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/g++.old-deja/g++.mike/p8786.C	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,24 @@
+// { dg-do assemble  }
+// { dg-options "-O" }
+// prms-id: 8786
+
+class B {
+public:
+  ~B();
+};
+
+class D : public B {
+public:
+  D(int);
+};
+
+int foo() {
+  D t(0);
+
+  bool h = 1;
+  if (h) {
+    D p(0);
+    return 0;
+  }
+  return 0;
+}