From ce44ef96246d1b212c1ae936ce2fe0f5cd270711 Mon Sep 17 00:00:00 2001
From: Bruce Hill <bruce@bruce-hill.com>
Date: Mon, 14 Jan 2019 17:58:59 -0800
Subject: [PATCH] Added support for --upgrade-from=foo/1.0 without
 --upgrade-to= (assume latest version)

---
 lib/compatibility/compatibility.nom | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/compatibility/compatibility.nom b/lib/compatibility/compatibility.nom
index 444be11..8e48903 100644
--- a/lib/compatibility/compatibility.nom
+++ b/lib/compatibility/compatibility.nom
@@ -79,6 +79,7 @@ externally [
 
     $start = (Ver $start_version)
     $end = (Ver $end_version)
+    $end.lib or= $start.lib
     assume $start.lib == $end.lib
 
     $seen = {}