From 4014aa6721e53318e4ac92814776b3e01b4589cb Mon Sep 17 00:00:00 2001
From: Bruno de Oliveira Abinader <bruno@mapbox.com>
Date: Tue, 11 Jul 2017 19:19:04 +0300
Subject: [core] GCC 4.9 bracket initialization issues

---
 include/mbgl/map/map.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'include/mbgl/map')

diff --git a/include/mbgl/map/map.hpp b/include/mbgl/map/map.hpp
index 158e9d733d..d82a260362 100644
--- a/include/mbgl/map/map.hpp
+++ b/include/mbgl/map/map.hpp
@@ -41,7 +41,7 @@ public:
                  GLContextMode contextMode = GLContextMode::Unique,
                  ConstrainMode constrainMode = ConstrainMode::HeightOnly,
                  ViewportMode viewportMode = ViewportMode::Default,
-                 const optional<std::string>& programCacheDir = {});
+                 optional<std::string> programCacheDir = optional<std::string>());
     ~Map();
 
     // Register a callback that will get called (on the render thread) when all resources have
-- 
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