fix compilation issue #4

Author: Davide Faconti

3rdparty/tinyXML2/tinyxml2.h

@@ -65,11 +65,9 @@ distribution.
 #endif
 
 // Do NOT export. This version is meant to be linked statically only.
-#ifdef _WIN32
-#   define TINYXML2_LIB
-#elif __GNUC__ >= 4
-#   define TINYXML2_LIB __attribute__((visibility("hidden")))
-#endif
+#define TINYXML2_LIB
+
+
 
 
 #if defined(TINYXML2_DEBUG)

CMakeLists.txt

@@ -1,7 +1,7 @@
 cmake_minimum_required(VERSION 2.8)
 project(behavior_tree_core)
 
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -std=c++11 -pthread -Werror=return-type")
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -pthread -Werror=return-type -Wall -Wpedantic -Wattributes")
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH}  "${CMAKE_CURRENT_LIST_DIR}/cmake")
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 # http://answers.ros.org/question/230877/optionally-build-a-package-with-catkin/