C++ destructors can have a single unnamed void parameter. Fixes <rdar://problem/6841210>.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@70519 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/SemaCXX/destructor.cpp b/test/SemaCXX/destructor.cpp
index f066993..f544db0 100644
--- a/test/SemaCXX/destructor.cpp
+++ b/test/SemaCXX/destructor.cpp
@@ -50,3 +50,7 @@
 
 G::~G() { }
 
+// <rdar://problem/6841210>
+struct H {
+  ~H(void) { } 
+};