From 9925d6666f930f5510f71ec5d2200b6407bbe988 Mon Sep 17 00:00:00 2001
From: Adriaan de Groot <groot@kde.org>
Date: Tue, 27 Feb 2024 00:08:01 +0100
Subject: [PATCH] [calamares] Improve "crash self" functionality

Instead of UB, use POSIX signals and terminate the Calamares
process with a recognizable signal number (TRAP, which is
highly unusual).
---
 src/calamares/DebugWindow.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/calamares/DebugWindow.cpp b/src/calamares/DebugWindow.cpp
index 7321e9102..5ccab2c92 100644
--- a/src/calamares/DebugWindow.cpp
+++ b/src/calamares/DebugWindow.cpp
@@ -33,14 +33,15 @@
 #include <QTreeView>
 #include <QWidget>
 
+#include <signal.h>
+
 /**
  * @brief crash makes Calamares crash immediately.
  */
 static void
 crash()
 {
-    volatile int* a = nullptr;
-    *a = 1;
+    kill(getpid(), SIGTRAP);
 }
 
 /// @brief Print out the widget tree (names) in indented form.