Fix https://bugzilla.redhat.com/show_bug.cgi?id=849357

	* cp-valprint.c (cp_print_value_fields): Use get_vptr_fieldno.
gdb/testsuite
	* gdb.cp/derivation.exp: Add regression test.
	* gdb.cp/derivation.cc (class V_base, class V_inter, class
	V_derived): New.
	(vderived): New global.

1 files changed, 29 insertions, 0 deletions

diff --git a/gdb/testsuite/gdb.cp/derivation.cc b/gdb/testsuite/gdb.cp/derivation.cc
index 942fcd2..fcd57ce 100644
--- a/gdb/testsuite/gdb.cp/derivation.cc
+++ b/gdb/testsuite/gdb.cp/derivation.cc
@@ -118,8 +118,37 @@ public:
     
 };
 
+class V_base
+{
+public:
+  virtual void m();
+  int base;
+};
+
+void
+V_base::m()
+{
+}
+
+class V_inter : public virtual V_base
+{
+public:
+  virtual void f();
+  int inter;
+};
+
+void
+V_inter::f()
+{
+}
 
+class V_derived : public V_inter
+{
+public:
+  double x;
+};
 
+V_derived vderived;
 
 int A::afoo() {
     return 1;