From 45eba8d29f7c1400f9bfa26d38f0962668039d52 Mon Sep 17 00:00:00 2001
From: Dane Springmeyer <dane@mapbox.com>
Date: Wed, 28 May 2014 19:20:37 -0700
Subject: [PATCH] fix #268

---
 include/llmr/platform/gl.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/llmr/platform/gl.hpp b/include/llmr/platform/gl.hpp
index f0f913a5e..da30d746e 100644
--- a/include/llmr/platform/gl.hpp
+++ b/include/llmr/platform/gl.hpp
@@ -39,7 +39,7 @@
 namespace llmr {
 namespace gl {
 // Debug group markers, useful for debuggin on iOS
-#if GL_EXT_debug_marker
+#if defined(__APPLE__) && defined(DEBUG) && defined(GL_EXT_debug_marker)
 // static int indent = 0;
 inline void start_group(const std::string &str) {
     glPushGroupMarkerEXT(0, str.c_str());