From ace6708b88c4cf0c6bbba45b41de561ac6e4c52f Mon Sep 17 00:00:00 2001
From: Christian Stenger <christian.stenger@qt.io>
Date: Tue, 30 Oct 2018 11:20:07 +0100
Subject: Debugger: Fix display of null references

Fixes: QTCREATORBUG-21210
Change-Id: I529f38aad9b93707e09ffdd28885e46c2cfd158c
Reviewed-by: Christian Stenger <christian.stenger@qt.io>
Reviewed-by: hjk <hjk@qt.io>
---
 share/qtcreator/debugger/dumper.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'share/qtcreator/debugger/dumper.py')

diff --git a/share/qtcreator/debugger/dumper.py b/share/qtcreator/debugger/dumper.py
index b48cf0b591..8ad0e52a9e 100644
--- a/share/qtcreator/debugger/dumper.py
+++ b/share/qtcreator/debugger/dumper.py
@@ -2786,7 +2786,10 @@ class DumperBase:
         if typeobj.code == TypeCodeReference:
             #warn('REFERENCE VALUE: %s' % value)
             val = value.dereference()
-            self.putItem(val)
+            if val.laddress != 0:
+                self.putItem(val)
+            else:
+                self.putSpecialValue('nullreference')
             self.putBetterType(typeName)
             return
 
-- 
cgit v1.2.1