From c92a198ef5c8403c486d98ecc823008457a8fa3d Mon Sep 17 00:00:00 2001
From: Michael Lutz <michi@icosahedron.de>
Date: Sun, 4 Apr 2021 10:31:50 +0200
Subject: [PATCH] Fix #8935: [OSX] Crash when clicking 'Save' due to
 wrongly-threaded OS call.

---
 src/video/cocoa/cocoa_v.mm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/video/cocoa/cocoa_v.mm b/src/video/cocoa/cocoa_v.mm
index f17f0f35e3..59bf1d6d9d 100644
--- a/src/video/cocoa/cocoa_v.mm
+++ b/src/video/cocoa/cocoa_v.mm
@@ -226,7 +226,7 @@ bool VideoDriver_Cocoa::AfterBlitterChange()
  */
 void VideoDriver_Cocoa::EditBoxLostFocus()
 {
-	[ [ this->cocoaview inputContext ] discardMarkedText ];
+	[ [ this->cocoaview inputContext ] performSelectorOnMainThread:@selector(discardMarkedText) withObject:nil waitUntilDone:[ NSThread isMainThread ] ];
 	/* Clear any marked string from the current edit box. */
 	HandleTextInput(nullptr, true);
 }