'Programming'에 해당되는 글 15건

#ifndef _MEMORYLEAK_H_  

#define _MEMORYLEAK_H_  

#ifdef _DEBUG  

#define _CRTDBG_MAP_ALLOC  

#include <crtdbg.h>  

#define new new(_NORMAL_BLOCK, __FILE__, __LINE__)  

static class MemoryMng  

{  

public:  

    MemoryMng() {   

        _CrtSetDbgFlag( _CRTDBG_ALLOC_MEM_DF | _CRTDBG_LEAK_CHECK_DF);  

    }  

    ~MemoryMng() {   

    _ASSERTE( _CrtCheckMemory( ) );  

    }  

} MemoryLeak;  

#endif      // _DEBUG  

#endif      // _MEMORYLEAK_H_  

#include "stdafx.h"

#include "MemoryLeak.h"

int _tmain(int argc, _TCHAR* argv[])

{

_CrtMemState ms;

for(int i = 0; i < 100; ++i)

{

int* p = new int;

}

//_CrtSetBreakAlloc(202); // 힙에 202번째로 메모리 할당을 요청하는 코드에서 브레이크

_CrtMemCheckpoint(&ms); // ms에 메모리 상태 저장

for(int i = 0; i < 200; ++i)

{

int* p = new int;

}

_CrtMemDumpAllObjectsSince(&ms); // ms에 저장된 메모리와 비교해서 누수된 메모리 리포트

_CrtDbgBreak();

return 0;

}

.................................................................
d:\work\ogre\crtdbgroutine\crtdbgroutine.cpp(22) : {209} normal block at 0x00375D90, 4 bytes long.

 Data: <    > CD CD CD CD 

d:\work\ogre\crtdbgroutine\crtdbgroutine.cpp(22) : {208} normal block at 0x00375D50, 4 bytes long.

 Data: <    > CD CD CD CD 

d:\work\ogre\crtdbgroutine\crtdbgroutine.cpp(22) : {207} normal block at 0x00375D10, 4 bytes long.

 Data: <    > CD CD CD CD 

d:\work\ogre\crtdbgroutine\crtdbgroutine.cpp(22) : {206} normal block at 0x00375CD0, 4 bytes long.

 Data: <    > CD CD CD CD 

d:\work\ogre\crtdbgroutine\crtdbgroutine.cpp(22) : {205} normal block at 0x00375C90, 4 bytes long.

 Data: <    > CD CD CD CD 

d:\work\ogre\crtdbgroutine\crtdbgroutine.cpp(22) : {204} normal block at 0x00375C50, 4 bytes long.

 Data: <    > CD CD CD CD 

d:\work\ogre\crtdbgroutine\crtdbgroutine.cpp(22) : {203} normal block at 0x00375C10, 4 bytes long.

 Data: <    > CD CD CD CD 

d:\work\ogre\crtdbgroutine\crtdbgroutine.cpp(22) : {202} normal block at 0x00375BD0, 4 bytes long.

 Data: <    > CD CD CD CD 

Object dump complete.

CrtDbgRoutine.exe이(가) 중단점을 트리거했습니다.

//CA.cpp

class CA

{

int a;

int b;

public:

CA();

~CA();

};

{

a = 10;

b = 10;

}

CA::~CA()

{

a = 10;

b = 10;

}

#pragma init_seg(lib)

CA ca;

//CB.cpp

class CB

{

int a;

int b;

public:

CB();

~CB();

};

{

a = 10;

b = 10;

}

CB::~CB()

{

a = 10;

b = 10;

}

#pragma init_seg(compiler)

CB cb;

//CC.cpp

class CC

{

int a;

int b;

public:

CC();

~CC();

};

{

a = 10;

b = 10;

}

CC::~CC()

{

a = 10;

b = 10;

}

#pragma init_seg(user)

CC cc;