_ATL_SECURE_NO_WARNINGS
Suppresses compiler warnings for the use of deprecated ATL functions.
#define _ATL_SECURE_NO_WARNINGS
Example
This code sample would cause a compiler warning if _ATL_SECURE_NO_WARNINGS were not defined.
#define _ATL_SECURE_NO_WARNINGS
#include <atlbase.h>
#include <atlsimpstr.h>
CSimpleString str(_T("xxxxxxxxxxxxxxxxxxx"), 20, pMgr);
TCHAR* pszSrc = NULL;
pszSrc = new TCHAR[12];
str.CopyChars(str.GetBuffer(), pszSrc, 12);