1 files changed, 12 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/g++.dg/inherit/thunk3.C b/gcc-4.9/gcc/testsuite/g++.dg/inherit/thunk3.C
new file mode 100644
index 000000000..9787aa9c6
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/g++.dg/inherit/thunk3.C
@@ -0,0 +1,12 @@
+// PR c++/18492
+
+struct X{ ~X(); };
+struct B
+{
+  virtual void a( X ) = 0;
+}; 
+struct D : public virtual B 
+{
+  void a( X );
+}; 
+void D::a( X ){}