From d40093dd3bfec83387e507b43d0dbf3ba18cbe21 Mon Sep 17 00:00:00 2001
From: ManoloFLTK <41016272+ManoloFLTK@users.noreply.github.com>
Date: Mon, 12 Apr 2021 09:05:40 +0200
Subject: [PATCH] Fix crash when terminating any macOS app by cmd-Q

---
 src/Fl_cocoa.mm | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/Fl_cocoa.mm b/src/Fl_cocoa.mm
index 9d8fa3c62..c9ee7d76b 100644
--- a/src/Fl_cocoa.mm
+++ b/src/Fl_cocoa.mm
@@ -2516,6 +2516,7 @@ static FLTextInputContext* fltextinputcontext_instance = nil;
 }
 - (void)resetCursorRects {
   Fl_Window *w = [(FLWindow*)[self window] getFl_Window];
+  if (!w) return;
   Fl_X *i = Fl_X::i(w);
   if (!i) return;  // fix for STR #3128
   // We have to have at least one cursor rect for invalidateCursorRectsForView