Re: Memory leaks in empty console app

From:
"Carl Daniel [VC++ MVP]" <cpdaniel_remove_this_and_nospam@mvps.org.nospam>
Newsgroups:
microsoft.public.vc.language
Date:
Thu, 15 Jun 2006 21:13:44 -0700
Message-ID:
<uJ1WDtPkGHA.4716@TK2MSFTNGP03.phx.gbl>
cremoni@gmail.com wrote:

I created the most basic console app I could. Just

int _tmain(int argc, _TCHAR* argv[])
{
_CrtSetDbgFlag(_CRTDBG_ALLOC_MEM_DF | _CRTDBG_CHECK_ALWAYS_DF |
_CRTDBG_CHECK_CRT_DF | _CRTDBG_LEAK_CHECK_DF);
return 0;
}

no ATL, MFC, or .NET. But I still get memory leaks:

'MemLeakTest.exe': Loaded
'C:\Projects\ClientModules\RecorderAx\Debug\MemLeakTest.exe', Symbols
loaded.
'MemLeakTest.exe': Loaded 'C:\WINDOWS\system32\ntdll.dll', No symbols
loaded.
'MemLeakTest.exe': Loaded 'C:\WINDOWS\system32\kernel32.dll', No
symbols loaded.
Detected memory leaks!
Dumping objects ->
mbctype.c(593) : {45} crt block at 0x003361F8, subtype 0, 544 bytes
long.
Data: < > 02 00 00 00 E4 04 00 00 00 00 00 00 00 00 00
00
ioinit.c(136) : {2} crt block at 0x00332110, subtype 0, 1280 bytes
long.
Data: < ` |> 03 00 00 00 C1 0A 00 00 01 00 00 00 60 C8 97
7C
tidtable.c(384) : {1} crt block at 0x00331EC0, subtype 0, 532 bytes
long.
Data: < > 90 02 00 00 FF FF FF FF 00 00 00 00 00 00 00
00
Object dump complete.
The program '[2856] MemLeakTest.exe: Native' has exited with code 0
(0x0).

Any idea what's up with this?


They're all data structures used by the CRT that last throughout the
execution of the program - they get cleaned up after the leak dump has
already run.

-cd

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