From: Carl Hetherington <cth@carlh.net>
Date: Thu, 25 Jul 2019 09:52:22 +0000 (+0100)
Subject: Add assert.
X-Git-Tag: v2.15.15~7
X-Git-Url: https://main.carlh.net/gitweb/?p=dcpomatic.git;a=commitdiff_plain;h=d79eeedb78c4f4d218055237bdc19b4203418a01

Add assert.
---

diff --git a/src/wx/film_viewer.cc b/src/wx/film_viewer.cc
index 78efc77f6..89702ac0c 100644
--- a/src/wx/film_viewer.cc
+++ b/src/wx/film_viewer.cc
@@ -129,6 +129,7 @@ FilmViewer::request_idle_get ()
 	}
 
 	_idle_get = true;
+	DCPOMATIC_ASSERT (signal_manager);
 	signal_manager->when_idle (boost::bind(&FilmViewer::idle_handler, this));
 }