1 files changed, 36 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/abi/vcall1.C b/gcc/testsuite/g++.dg/abi/vcall1.C
new file mode 100644
index 00000000000..00830cd23d6
--- /dev/null
+++ b/gcc/testsuite/g++.dg/abi/vcall1.C
@@ -0,0 +1,36 @@
+// { dg-do run }
+// { dg-options "-w" }
+
+extern "C" void abort ();
+
+struct B;
+
+B* b;
+
+struct A {
+  virtual void f () {}
+};
+
+struct B : virtual public A {
+  B () {
+    b = this;
+    ((A*) this)->f ();
+  }
+
+  virtual void f () {
+    if (this != b)
+      abort ();
+  }
+};
+
+struct C : public B {
+};
+
+struct D : public C, public B {
+  virtual void f () {}
+};
+
+int main () {
+  D d;
+}
+