C++: 가상 테이블 디버깅

c++/debug_vtable/test.cxx

+/*!
+ * ===========================================================================
+ *  @file           test.cxx
+ *  @brief          
+ *  @author         Ji-Hyeon Gim <potatogim@potatogim.net>
+ *  @date           2015년 09월 04일 14시 13분 03초
+ *  @version        1.0
+ *  @copyright      Copyleft (c) 2015, Ji-Hyeon Gim
+ *  @license        GNU General Public License v3
+ * ===========================================================================
+ */
+#include <iostream>
+
+#pragma pack(1)
+
+struct base1 {
+    virtual void m1() {}
+};
+
+struct base2 {
+    virtual void m2() {}
+};
+
+struct base3 {
+    virtual void m3() {}
+};
+
+struct base4 {
+    virtual void m4() {}
+};
+
+struct base5 {
+    virtual void m5() {}
+};
+
+struct cls1 : base2,base1,base3 {
+    virtual void c1() {}
+};
+
+struct cls2 : base4, base5
+{
+    virtual void c2() {}
+};
+
+struct cls : cls1, cls2
+{
+    virtual void m7() {}
+};
+
+int
+main (int argc, char** argv)
+{
+	std::cout << sizeof(int) << std::endl;		// 4
+	std::cout << sizeof(struct base1) << std::endl; // 8
+	std::cout << sizeof(struct base2) << std::endl; // 8
+	std::cout << sizeof(struct base3) << std::endl; // 8
+	std::cout << sizeof(struct base4) << std::endl; // 8
+	std::cout << sizeof(struct base5) << std::endl; // 8
+	std::cout << sizeof(struct cls1) << std::endl;   // 16
+	std::cout << sizeof(struct cls2) << std::endl;   // 16
+	std::cout << sizeof(struct cls) << std::endl;   // 16
+	return 0;
+}