From 09b69b274daa042911624f7a7d20344f516640fb Mon Sep 17 00:00:00 2001
From: David Schulz <david.schulz@qt.io>
Date: Thu, 30 Apr 2020 08:23:12 +0200
Subject: [PATCH] Debugger: Fix crash after adjusting font size

Change-Id: Ic3b415a3791968f972d2f69ec71c8012c572995d
Fixes: QTCREATORBUG-14385
Reviewed-by: hjk <hjk@qt.io>
---
 src/plugins/debugger/debuggerengine.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/plugins/debugger/debuggerengine.cpp b/src/plugins/debugger/debuggerengine.cpp
index 93bc013ae14..ff3bc707886 100644
--- a/src/plugins/debugger/debuggerengine.cpp
+++ b/src/plugins/debugger/debuggerengine.cpp
@@ -386,6 +386,10 @@ public:
         // This triggers activity in the EngineManager which
         // recognizes the rampdown by the m_perpective == nullptr above.
         perspective->destroy();
+
+        // disconnect the follow font size connection
+        TextEditorSettings::instance()->disconnect(this);
+
         delete perspective;
     }