From 5e033c8595e25aeae3c7865cea1af3ae9cbc94f8 Mon Sep 17 00:00:00 2001
From: Zoltan Varga <vargaz@gmail.com>
Date: Sun, 4 Sep 2011 02:53:37 +0200
Subject: [PATCH] Print null MonoVTable's correctly in gdb.

---
 data/gdb/mono-gdb.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/data/gdb/mono-gdb.py b/data/gdb/mono-gdb.py
index 0d1979bd2d4..c8d921ebd38 100644
--- a/data/gdb/mono-gdb.py
+++ b/data/gdb/mono-gdb.py
@@ -291,6 +291,8 @@ class MonoVTablePrinter:
         self.val = val
 
     def to_string(self):
+        if int(self.val.cast (gdb.lookup_type ("guint64"))) == 0:
+            return "0x0"
         vtable = self.val.dereference ()
         klass = vtable ["klass"]
         klass_printer = MonoClassPrinter (klass)
-- 
2.25.1