From 12b14779ba2ca47e22be6d0639accc1c615fceb6 Mon Sep 17 00:00:00 2001
From: Vlad Zahorodnii <vlad.zahorodnii@kde.org>
Date: Mon, 5 Jul 2021 11:53:26 +0300
Subject: [PATCH] x11: Gracefully handle failed compositing initialization

X11Platform includes NoCompositing in supported compositing types.
Therefore, Q_UNREACHABLE() cannot be used.
---
 src/composite.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/composite.cpp b/src/composite.cpp
index 0d120f6b57..283efc8473 100644
--- a/src/composite.cpp
+++ b/src/composite.cpp
@@ -211,7 +211,8 @@ bool Compositor::setupStart()
             qCDebug(KWIN_CORE) << "Attempting to load the QPainter scene";
             break;
         case NoCompositing:
-            Q_UNREACHABLE();
+            qCDebug(KWIN_CORE) << "Starting without compositing...";
+            break;
         }
         const auto pluginIt = std::find_if(availablePlugins.begin(), availablePlugins.end(),
             [type] (const auto &plugin) {