From 851b0db36d1b724fc1e0db506445119c78186285 Mon Sep 17 00:00:00 2001
From: Behdad Esfahbod <behdad@behdad.org>
Date: Fri, 8 Apr 2016 23:46:55 -0700
Subject: [PATCH] Minor.  We should never get to this branch, but fix it
 anyway.

---
 src/hb-ot-layout-common-private.hh | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/hb-ot-layout-common-private.hh b/src/hb-ot-layout-common-private.hh
index 6c7bac098..34fa1b773 100644
--- a/src/hb-ot-layout-common-private.hh
+++ b/src/hb-ot-layout-common-private.hh
@@ -770,7 +770,11 @@ struct CoverageFormat2
     TRACE_SERIALIZE (this);
     if (unlikely (!c->extend_min (*this))) return_trace (false);
 
-    if (unlikely (!num_glyphs)) return_trace (true);
+    if (unlikely (!num_glyphs))
+    {
+      rangeRecord.len.set (0);
+      return_trace (true);
+    }
 
     unsigned int num_ranges = 1;
     for (unsigned int i = 1; i < num_glyphs; i++)