Debugger: Be more verbose in dumper debug output

One of the should-not-happen situations seem to happen.
Add extra output to help to track it down.

Change-Id: I40bad85ce2fbaf1f02043b3d97f657461f5a1995
Reviewed-by: hjk <hjk121@nokiamail.com>
Reviewed-by: Christian Stenger <christian.stenger@digia.com>

share/qtcreator/debugger/dumper.py

@@ -834,6 +834,14 @@ class DumperBase:
             return "0x%x" % toInteger(addr)
         except:
             warn("CANNOT CONVERT TYPE: %s" % type(addr))
+            try:
+                warn("ADDR: %s" % addr)
+            except:
+                pass
+            try:
+                warn("TYPE: %s" % addr.type)
+            except:
+                pass
             return str(addr)
 
     def tryPutArrayContents(self, base, n, innerType):