1 files changed, 31 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/abi/layout1.C b/gcc/testsuite/g++.dg/abi/layout1.C
new file mode 100644
index 00000000000..645ed6acfee
--- /dev/null
+++ b/gcc/testsuite/g++.dg/abi/layout1.C
@@ -0,0 +1,31 @@
+// Red Hat bugzilla 64535
+// Bug: We are allocationg stuff into the tail padding of POD class "A".
+// { dg-do run }
+
+struct A
+{
+  int x;
+  char y;
+};
+
+struct B : public A {
+  virtual void f () {}
+  char z;
+};
+
+A a = { 21, 42 };
+B b;
+
+int
+main (void)
+{
+  b.x = 12;
+  b.y = 24;
+  b.z = 36;
+
+  A *ap = &b;
+
+  *ap = a;
+
+  return (b.z != 36);
+}