diff --git a/configure b/configure
index 2cd7d97fd..ff2ae667f 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-set -e
+# set -e
 
 # install depes
 
@@ -17,14 +17,15 @@ else
 fi
 # PYTHON=/Library/Frameworks/Python.framework/Versions/2.7/Resources/Python.app/Contents/MacOS/Python
 
+
 if [ ! "$PYTHON" ]; then
 	echo "\nError: python 2.7 needs to be installed first\n";
-	exit -1;
+	exit 1;
 fi
 
 if [ ! "`which node`" ]; then
 	echo "\nError: nodejs needs to be installed first\n";
-	exit -1;
+	exit 2;
 fi
 
 if [ "`which tsc`" = "" ]; then
@@ -85,4 +86,4 @@ fi
 
 export PYTHON=$PYTHON
 
-node tools/configure.js "$@"
\ No newline at end of file
+node tools/configure.js "$@"
diff --git a/src/render/math.cc b/src/render/math.cc
index c41dd6715..1e3e76ffb 100755
--- a/src/render/math.cc
+++ b/src/render/math.cc
@@ -787,8 +787,7 @@ namespace qk {
 	}
 
 	Mat4::Mat4(float value) {
-		constexpr float src = 0;
-		memset_pattern4(val, &src, 16);
+		memset(val, 0, 16 * 4);
 		val[0] = value;
 		val[5] = value;
 		val[10] = value;
diff --git a/src/render/math.h b/src/render/math.h
index 4e64dc78f..74b8a43df 100755
--- a/src/render/math.h
+++ b/src/render/math.h
@@ -76,32 +76,40 @@ namespace qk {
 		// ------------------------------------------
 		inline Vec operator+(const Vec& b) const {
 			Vec c(*this);
-			for (int i = 0; i < LEN; i++) c.val[i] += b.val[i]; return c;
+			for (int i = 0; i < LEN; i++) c.val[i] += b.val[i];
+			return c;
 		}
 		inline Vec operator-(const Vec& b) const {
 			Vec c(*this);
-			for (int i = 0; i < LEN; i++) c.val[i] -= b.val[i]; return c;
+			for (int i = 0; i < LEN; i++) c.val[i] -= b.val[i];
+			return c;
 		}
 		inline Vec operator*(const Vec& b) const {
 			Vec c(*this);
-			for (int i = 0; i < LEN; i++) c.val[i] *= b.val[i]; return c;
+			for (int i = 0; i < LEN; i++) c.val[i] *= b.val[i];
+			return c;
 		}
 		inline Vec operator/(const Vec& b) const {
 			Vec c(*this);
-			for (int i = 0; i < LEN; i++) c.val[i] /= b.val[i]; return c;
+			for (int i = 0; i < LEN; i++) c.val[i] /= b.val[i];
+			return c;
 		}
 		// ------------------------------------------
 		inline Vec& operator+=(const Vec& b) {
-			for (int i = 0; i < LEN; i++) val[i] += b.val[i]; return *this;
+			for (int i = 0; i < LEN; i++) val[i] += b.val[i];
+			return *this;
 		}
 		inline Vec& operator-=(const Vec& b) {
-			for (int i = 0; i < LEN; i++) val[i] -= b.val[i]; return *this;
+			for (int i = 0; i < LEN; i++) val[i] -= b.val[i];
+			return *this;
 		}
 		inline Vec& operator*=(const Vec& b) {
-			for (int i = 0; i < LEN; i++) val[i] *= b.val[i]; return *this;
+			for (int i = 0; i < LEN; i++) val[i] *= b.val[i];
+			return *this;
 		}
 		inline Vec& operator/=(const Vec& b) {
-			for (int i = 0; i < LEN; i++) val[i] /= b.val[i]; return *this;
+			for (int i = 0; i < LEN; i++) val[i] /= b.val[i];
+			return *this;
 		}
 
 		// ------------------------------------------
diff --git a/src/util/array.h b/src/util/array.h
index b86dc9a96..bfd3f9369 100644
--- a/src/util/array.h
+++ b/src/util/array.h
@@ -33,6 +33,7 @@
 
 #include "./object.h"
 #include "./iterator.h"
+#include <string.h>
 #include <vector>
 #include <functional>
 
diff --git a/src/util/log.cc b/src/util/log.cc
index dc168cbf9..0a54c8e78 100644
--- a/src/util/log.cc
+++ b/src/util/log.cc
@@ -186,9 +186,9 @@ namespace qk {
 		Log::shared()->println(Log::kLog, Qk_ARCH_64BIT ? "%lu": "%llu", msg );
 	}
 
-	void log_println(size_t msg) {
+	/*void log_println(size_t msg) {
 		Log::shared()->println(Log::kLog, Qk_ARCH_64BIT ? "%lu": "%llu", msg );
-	}
+	}*/
 
 	void log_println(bool msg) {
 		Log::shared()->log( msg ? "true\n": "false\n" );
diff --git a/src/util/macros.h b/src/util/macros.h
index 0d98da41d..70a84116c 100644
--- a/src/util/macros.h
+++ b/src/util/macros.h
@@ -160,7 +160,9 @@
 #endif
 
 #define Qk_DEBUG DEBUG
+#if __cplusplus >= 201703L
 #define throw(...)
+#endif
 
 #define Qk_Type_Check(Base, Sub) \
 	while (false) { *(static_cast<Base* volatile*>(0)) = static_cast<Sub*>(0); }
diff --git a/src/util/object.h b/src/util/object.h
index c3f8cf99a..edbbbf467 100755
--- a/src/util/object.h
+++ b/src/util/object.h
@@ -34,6 +34,7 @@
 #include "./macros.h"
 #include <utility>
 #include <atomic>
+#include <malloc.h>
 
 namespace qk {
 	struct Allocator;
@@ -143,6 +144,19 @@ namespace qk {
 	Qk_EXPORT void Release(Object* obj);
 	Qk_EXPORT void Fatal(const char* file, uint32_t line, const char* func, const char* msg = 0, ...);
 
+	template <typename T, int kind> struct object_traits_basic { // Object
+		static inline void Retain(T* obj) { qk::Retain(obj); }
+		static inline void Release(T* obj) { qk::Release(obj); }
+	};
+	template <typename T> struct object_traits_basic<T, 0> { // Other
+		static inline void Retain(T* obj) {}
+		static inline void Release(T* obj) { delete obj; }
+	};
+	template <typename T> struct object_traits_basic<T, 3> { //protocol
+		static inline void Retain(T* obj) { if (obj) qk::Retain(obj->asObject()); }
+		static inline void Release(T* obj) { if (obj) qk::Release(obj->asObject()); }
+	};
+
 	template<typename T>
 	struct object_traits {
 		typedef char __non[0];
@@ -161,21 +175,9 @@ namespace qk {
 			static constexpr bool ref = (k == 2);
 			static constexpr bool protocol = (k == 3);
 		};
-		template <int kind> struct __inl { // Object
-			static inline void Retain(T* obj) { qk::Retain(obj); }
-			static inline void Release(T* obj) { qk::Release(obj); }
-		};
-		template <> struct __inl<0> { // Other
-			static inline void Retain(T* obj) {}
-			static inline void Release(T* obj) { delete obj; }
-		};
-		template <> struct __inl<3> { //protocol
-			static inline void Retain(T* obj) { if (obj) qk::Retain(obj->asObject()); }
-			static inline void Release(T* obj) { if (obj) qk::Release(obj->asObject()); }
-		};
 		typedef __is<Kind(sizeof(test<T>(0)) / sizeof(char))> is;
-		inline static void Retain(T* obj) { __inl<is::kind>::Retain(obj); }
-		inline static void Release(T* obj) { __inl<is::kind>::Release(obj); }
+		inline static void Retain(T* obj) { object_traits_basic<T, is::kind>::Retain(obj); }
+		inline static void Release(T* obj) { object_traits_basic<T, is::kind>::Release(obj); }
 	};
 
 	template <>
diff --git a/src/util/util.cc b/src/util/util.cc
index dd9a59218..0869bb3d1 100755
--- a/src/util/util.cc
+++ b/src/util/util.cc
@@ -35,6 +35,8 @@
 #if Qk_POSIX
 # include <sys/utsname.h>
 # include <unistd.h>
+# include <time.h>
+# include <stdlib.h>
 #endif
 
 #if Qk_MAC
diff --git a/test/2/test2-str.cc b/test/2/test2-str.cc
index a6be0ea33..e505e45b7 100644
--- a/test/2/test2-str.cc
+++ b/test/2/test2-str.cc
@@ -41,6 +41,7 @@
 #include <string.h>
 #include <vector>
 #include <unordered_map>
+#include <algorithm>
 
 const char test_big_char[] = { 1, 0, 0, 0 };
 const int* test_big_int = (const int*)test_big_char;
diff --git a/test/2/test2-thread.cc b/test/2/test2-thread.cc
index f4cb30ce6..bc74b16da 100644
--- a/test/2/test2-thread.cc
+++ b/test/2/test2-thread.cc
@@ -28,7 +28,9 @@
  *
  * ***** END LICENSE BLOCK ***** */
 
+#include <stdio.h>
 #include <thread>
+#include <stdlib.h>
 
 int test2_thread(int argc, char *argv[]) {