From fdff38c6194734a8f45849a82a0e844e2e860264 Mon Sep 17 00:00:00 2001
From: Fabian Guerra <fabian.guerra@mapbox.com>
Date: Thu, 23 Mar 2017 15:13:06 -0400
Subject: [PATCH] [ios] nil check in visibleAnnotationsInRect to avoid crash

---
 platform/ios/src/MGLMapView.mm | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/platform/ios/src/MGLMapView.mm b/platform/ios/src/MGLMapView.mm
index 1baebf60bce..6ce41d6fb4d 100644
--- a/platform/ios/src/MGLMapView.mm
+++ b/platform/ios/src/MGLMapView.mm
@@ -3044,7 +3044,10 @@ - (void)removeStyleClass:(NSString *)styleClass
                 continue;
             }
             MGLAnnotationContext annotationContext = _annotationContextsByAnnotationTag.at(annotationTag);
-            [annotations addObject:annotationContext.annotation];
+            if (annotationContext.annotation)
+            {
+                [annotations addObject:annotationContext.annotation];
+            }
         }
 
         return [annotations copy];