ATLTRACE (ATL)
Visual Studio 2012
Reports warnings to an output device, such as the debugger window, according to the indicated flags and levels. Included for backward compatibility.
ATLTRACE( exp ); ATLTRACE( DWORD category, UINT level, LPCSTR lpszFormat, ... );
See ATLTRACE2 for a description of ATLTRACE. ATLTRACE and ATLTRACE2 have the same behavior, ATLTRACE is included for backward compatibility.