From 796bc36fe0230c7739bbe95c008241ca0373f890 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20G=C3=B6ttsche?= <cgzones@googlemail.com>
Date: Tue, 10 Aug 2021 21:15:16 +0200
Subject: [PATCH] Add assert to improve backtraces on NULL function pointer

---
 Header.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Header.c b/Header.c
index 8903fc33..6ffcc00c 100644
--- a/Header.c
+++ b/Header.c
@@ -183,6 +183,7 @@ void Header_draw(const Header* this) {
          else
             actualWidth = width;
 
+         assert(meter->draw);
          meter->draw(meter, x, y, actualWidth);
          y += meter->h;
       }