Fix travis build

.travis.yml

@@ -10,17 +10,15 @@ addons:
   apt:
     sources:
     - ubuntu-toolchain-r-test
-    - george-edison55/cmake-3.x
     packages:
-    - gcc-6
-    - g++-6
+    - gcc-7
+    - g++-7    
+    - gcc-7-multilib
+    - g++-7-multilib
     - libboost-dev
-    - gcc-multilib
-    - gcc-6-multilib
-    - g++-multilib
-    - g++-6-multilib
     - libc6-dev-i386
     - libc6-i386
+    - linux-libc-dev:i386
     - cxxtest
     - cmake
 
@@ -29,7 +27,7 @@ before_install:
   - lsb_release -c
   - lsb_release -r
 install:
-  - if [ "$CXX" = "g++" ]; then export CXX="g++-6" CC="gcc-6"; fi
+  - if [ "$CXX" = "g++" ]; then export CXX="g++-7" CC="gcc-7"; fi
 before_script:
   - cmake --version
   - cmake .

src/helper/shared.h

@@ -16,21 +16,31 @@
 	#define COLD
 #endif
 
-#include <boost/smart_ptr/local_shared_ptr.hpp>
-#include <boost/smart_ptr/make_local_shared.hpp>
+#if __has_include(<boost/smart_ptr/local_shared_ptr.hpp>)
+	#include <boost/smart_ptr/local_shared_ptr.hpp>
+	#include <boost/smart_ptr/make_local_shared.hpp>
 
-namespace up
-{
-	template<typename T>
-	using shared_ptr = boost::local_shared_ptr<T>;
+	namespace up
+	{
+		template<typename T>
+		using shared_ptr = boost::local_shared_ptr<T>;
 
-	template<class T, class... Args>
-	inline auto make_shared(Args&&... args)
+		template<class T, class... Args>
+		inline auto make_shared(Args&&... args)
+		{
+			return boost::make_local_shared<T>(std::forward<Args>(args)...);
+		}
+	}
+#else
+	#include <memory>
+
+	namespace up
 	{
-		return boost::make_local_shared<T>(std::forward<Args>(args)...);
+		using std::shared_ptr;
+		using std::make_shared;
 	}
+#endif
 
-}
 // Here we can put typedefs that shared by many files
 
 #endif // SHARED_H