From 52de41294e07cf5b8bf8cbdb41440e566c2cf435 Mon Sep 17 00:00:00 2001
From: Chris Thrasher <chrisjthrasher@gmail.com>
Date: Sun, 24 Sep 2023 18:48:29 -0600
Subject: [PATCH] Assert against invalid function name

In testing I tried passing `nullptr` to this function which caused
a segfault on Linux. If we know that's an invalid input then lets
assert against it.
---
 src/SFML/Window/Vulkan.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/SFML/Window/Vulkan.cpp b/src/SFML/Window/Vulkan.cpp
index 772f828be..49fff1d16 100644
--- a/src/SFML/Window/Vulkan.cpp
+++ b/src/SFML/Window/Vulkan.cpp
@@ -27,6 +27,8 @@
 ////////////////////////////////////////////////////////////
 #include <SFML/Window/Vulkan.hpp>
 
+#include <cassert>
+
 #if defined(SFML_SYSTEM_WINDOWS)
 
 #include <SFML/Window/Win32/VulkanImplWin32.hpp>
@@ -73,6 +75,8 @@ bool Vulkan::isAvailable([[maybe_unused]] bool requireGraphics)
 ////////////////////////////////////////////////////////////
 VulkanFunctionPointer Vulkan::getFunction([[maybe_unused]] const char* name)
 {
+    assert(name && "Name cannot be a null pointer");
+
 #if defined(SFML_VULKAN_IMPLEMENTATION_NOT_AVAILABLE)
 
     return nullptr;