From 06b038a1c15d1486fc3466050391e12d22b5356a Mon Sep 17 00:00:00 2001
From: Cameron Cawley
Date: Tue, 15 Oct 2019 20:37:28 +0100
Subject: GUI: Fix crash when clicking and dragging a tab widget

---
 gui/widgets/tab.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'gui')

diff --git a/gui/widgets/tab.cpp b/gui/widgets/tab.cpp
index 0305b57061..d373bc9222 100644
--- a/gui/widgets/tab.cpp
+++ b/gui/widgets/tab.cpp
@@ -221,7 +221,8 @@ void TabWidget::handleMouseDown(int x, int y, int button, int clickCount) {
 }
 
 void TabWidget::handleMouseMoved(int x, int y, int button) {
-	assert(y < _tabHeight);
+	if (y < 0 || y >= _tabHeight)
+		return;
 
 	if (x < 0)
 		return;
-- 
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