subject_48171.htm

一些关于vc的问答

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序号：48171 发表者：此地太冷清, 决定买显卡 发表日期：2003-07-29 00:36:28
<br>主题：关于内存泄漏跟踪调试的求助
<br>内容：已知:<BR>1. 不用MFC<BR>2. 已包含如下代码<BR>&nbsp;&nbsp;&nbsp;&nbsp;#define _CRTDBG_MAP_ALLOC<BR>&nbsp;&nbsp;&nbsp;&nbsp;#include &lt;stdlib.h&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;#include "crtdbg.h"<BR>&nbsp;&nbsp;&nbsp;&nbsp;int int_CrtSetDbgFlag = _CrtSetDbgFlag ( _CRTDBG_ALLOC_MEM_DF | _CRTDBG_LEAK_CHECK_DF );<BR><BR>问题:<BR>1. 一次new引起的泄漏, debug output 却有两此报告<BR>2. 如何才能让提示信息正确定位到调用new操作的文件位置<BR>问题症状如下:<BR>Detected memory leaks!<BR>Dumping objects -&gt;<BR>d:\program files\microsoft visual studio .net\vc7\include\crtdbg.h(674) : {73} normal block at 0x011F5FA8, 68 bytes long.<BR> Data: &lt; 9&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; k w&nbsp;&nbsp;&nbsp;&nbsp;&gt; 08 39 1D 01 00 00 00 00 BB 6B E1 77 00 00 00 00 <BR>Object dump complete.<BR>Detected memory leaks!<BR>Dumping objects -&gt;<BR>d:\program files\microsoft visual studio .net\vc7\include\crtdbg.h(674) : {73} normal block at 0x011F5FA8, 68 bytes long.<BR> Data: &lt; 9&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; k w&nbsp;&nbsp;&nbsp;&nbsp;&gt; 08 39 1D 01 00 00 00 00 BB 6B E1 77 00 00 00 00 <BR>Object dump complete.<BR><BR>注意:<BR>现在的dump提示始终是文件:<BR>d:\program files\microsoft visual studio .net\vc7\include\crtdbg.h(674)<BR><BR><BR><BR>2003-7-29 0:37:52