diff --git a/test/Makefile b/test/Makefile
index cffcd92..c2be64d 100644
--- a/test/Makefile
+++ b/test/Makefile
@@ -49,12 +49,8 @@ test_avx: normalize_prefix
 clean:
 	rm -rf *.o $(TARGET)
 
-lib_test.a: lib_test.cpp
-	$(CXX) -c $(CFLAGS) lib_test.cpp
-	ar r lib_test.a lib_test.o
-
-lib_run: lib_test.a lib_run.cpp
-	$(CXX) $(CFLAGS) lib_run.cpp lib_test.a -o lib_run
+lib_run: lib_test.cpp lib_run.cpp
+	$(CXX) $(CFLAGS) lib_run.cpp lib_test.cpp -o lib_run
 make_nm: make_nm.cpp $(XBYAK_INC)
 
 
diff --git a/test/lib.h b/test/lib.h
new file mode 100644
index 0000000..86a6f41
--- /dev/null
+++ b/test/lib.h
@@ -0,0 +1,13 @@
+#pragma once
+#include <stdio.h>
+
+void init();
+
+static struct Init {
+	Init()
+	{
+		puts("Init");
+		init();
+	}
+} s_init;
+
diff --git a/test/lib_run.cpp b/test/lib_run.cpp
index d1e1127..cf18722 100644
--- a/test/lib_run.cpp
+++ b/test/lib_run.cpp
@@ -1,9 +1,6 @@
-#include <stdio.h>
-
-int ret123();
+#include "lib.h"
 
 int main()
 {
-	printf("ret=%d\n", ret123());
 }
 
diff --git a/test/lib_test.cpp b/test/lib_test.cpp
index 399d1fa..d5c91fe 100644
--- a/test/lib_test.cpp
+++ b/test/lib_test.cpp
@@ -1,17 +1,23 @@
+#include "lib.h"
 #include <xbyak/xbyak.h>
 
 struct Code : public Xbyak::CodeGenerator {
 	Code()
 	{
-		mov(eax, 5);
+		printf("Code:%s\n", eax.toString());
 		ret();
 	}
 };
 
-int ret123()
+void init()
+	try
 {
+	static bool init = true;
+	printf("in lib_test %d\n", init);
+	if (!init) return;
+	init = false;
 	static Code code;
-	int (*f)() = (int (*)())code.getCode();
-	return f();
+} catch (const Xbyak::Error& e) {
+	printf("err=%s\n", Xbyak::ConvertErrorToString(e));
 }