From ab3fcb3ea06c8bc9c0908f80f82403af1fc525e3 Mon Sep 17 00:00:00 2001
From: Thomas Harte <thomas.harte@gmail.com>
Date: Sun, 29 Nov 2020 00:01:11 -0500
Subject: [PATCH] Qt: don't copy the result of get_keyboard().

---
 OSBindings/Qt/mainwindow.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/OSBindings/Qt/mainwindow.cpp b/OSBindings/Qt/mainwindow.cpp
index 04138e7fc..5e6b66410 100644
--- a/OSBindings/Qt/mainwindow.cpp
+++ b/OSBindings/Qt/mainwindow.cpp
@@ -1020,7 +1020,7 @@ bool MainWindow::processEvent(QKeyEvent *event) {
 			const auto keyboardMachine = machine->keyboard_machine();
 			if(!keyboardMachine) return true;
 
-			auto keyboard = keyboardMachine->get_keyboard();
+			auto &keyboard = keyboardMachine->get_keyboard();
 			keyboard.set_key_pressed(*key, event->text().size() ? event->text()[0].toLatin1() : '\0', isPressed);
 			if(keyboard.is_exclusive() || keyboard.observed_keys().find(*key) != keyboard.observed_keys().end()) {
 				return false;