From 07b0021ce3f92bdca3821381c026751a17d6565e Mon Sep 17 00:00:00 2001
From: Asheem Mamoowala <asheem.mamoowala@mapbox.com>
Date: Fri, 29 Jun 2018 18:00:15 -0700
Subject: Add fuzz tests for TileCover and fix out of bounds access crash.

---
 src/mbgl/util/tile_cover_impl.cpp | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'src')

diff --git a/src/mbgl/util/tile_cover_impl.cpp b/src/mbgl/util/tile_cover_impl.cpp
index f796cc7bd3..799ff2666a 100644
--- a/src/mbgl/util/tile_cover_impl.cpp
+++ b/src/mbgl/util/tile_cover_impl.cpp
@@ -32,6 +32,8 @@ void start_list_on_local_minimum(PointList& points) {
         next_pt++;
         if (next_pt == points.end()) { next_pt = std::next(points.begin()); }
     }
+    if (pt == points.end())
+        return;
     //Re-close linear rings with first_pt = last_pt
     if (points.back() == points.front()) {
         points.pop_back();
-- 
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