gdbhooks.py: update cgraph_node prettyprinter

	* gdbhooks.py (CGraphNodePrinter.to_string): Update gdb
	prettyprinter for cgraph_node to reflect the conversion of the
	symtable types to a C++ class hierarchy: it now *is* a
	symtab_node_base, rather than having one (named "symbol").

From-SVN: r204174

gcc/ChangeLog

+2013-10-29  David Malcolm  <dmalcolm@redhat.com>
+
+	* gdbhooks.py (CGraphNodePrinter.to_string): Update gdb
+	prettyprinter for cgraph_node to reflect the conversion of the
+	symtable types to a C++ class hierarchy: it now *is* a
+	symtab_node_base, rather than having one (named "symbol").
+
 2013-10-29  Balaji V. Iyer  <balaji.v.iyer@intel.com>
 
 	* builtins.c (is_builtin_name): Added a check for __cilkrts_detach and

gcc/gdbhooks.py

@@ -226,8 +226,7 @@ class CGraphNodePrinter:
             # symtab_node_name calls lang_hooks.decl_printable_name
             # default implementation (lhd_decl_printable_name) is:
             #    return IDENTIFIER_POINTER (DECL_NAME (decl));
-            symbol = self.gdbval['symbol']
-            tree_decl = Tree(symbol['decl'])
+            tree_decl = Tree(self.gdbval['decl'])
             result += ' "%s"' % tree_decl.DECL_NAME().IDENTIFIER_POINTER()
         result += '>'
         return result