From 198d0fd1de389803b7ad68b8f3755f18f72538c9 Mon Sep 17 00:00:00 2001
From: Thomas Harte <thomas.harte@gmail.com>
Date: Sun, 12 Nov 2017 16:37:18 -0500
Subject: [PATCH] Makes it obvious to GCC that a return result is always
 supplied.

---
 Machines/Commodore/SerialBus.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Machines/Commodore/SerialBus.cpp b/Machines/Commodore/SerialBus.cpp
index 3cbddb1fb..75af721df 100644
--- a/Machines/Commodore/SerialBus.cpp
+++ b/Machines/Commodore/SerialBus.cpp
@@ -19,6 +19,7 @@ const char *::Commodore::Serial::StringForLine(Line line) {
 		case Clock: return "Clock";
 		case Data: return "Data";
 		case Reset: return "Reset";
+		default: return nullptr;
 	}
 }