Pick up a few scraggling files that missed my first add/commit cycle.

From-SVN: r20138

gcc/testsuite/g++.old-deja/g++.robertl/ebnull-cast.C

+class null {
+    null (null const&);
+    void operator& ();
+
+  public:
+    null () {}
+
+    template <typename T>
+    operator T* () const { return 0; }
+} const null;
+
+
+int main ()
+{
+    int *p = static_cast<int*>(null);
+
+    return 0;
+}

gcc/testsuite/g++.old-deja/g++.robertl/ebnull-oldcast.C

+class null {
+    null (null const&);
+    void operator& ();
+
+  public:
+    null () {}
+
+    template <typename T>
+    operator T* () const { return 0; }
+} const null;
+
+int main ()
+{
+    int *p = (int*) null;
+
+    return 0;
+}

gcc/testsuite/g++.old-deja/g++.robertl/ebnull.C

+class null {
+    null (null const&);
+    void operator& ();
+
+  public:
+    null () {}
+
+    template <typename T>
+    operator T* () const { return 0; }
+} const null;
+
+int main ()
+{
+    int *p = null;
+
+    return 0;
+}