re PR c++/5118 (c4x-g++ Fails on Templates)

        PR c++/5118
        * class.c (get_vfield_name): Use the constructor_name.

From-SVN: r51830

gcc/testsuite/g++.dg/debug/template1.C

+// PR c++/5118
+
+template <int Count>
+class d
+{
+public:
+  d() 
+  { 
+        myInt = Count;
+  }
+  int myInt;
+  virtual ~d() {}
+};
+
+volatile d<5> instD;