C / C++ / MFC

wchar_t *pwcTest = L"Test";
int g_I=1000;

void AllocateMem(wchar_t**& pwcArray)
{
    pwcArray = new wchar_t*[g_I+1];
    
	ZeroMemory(pwcArray, sizeof(wchar_t*) * (g_I+1) );

    for(int i=0; i<g_I; i++) {
        pwcArray[i] = new wchar_t[ wcslen(pwcTest) + 1 ];    
        wcscpy(pwcArray[i], pwcTest);
    }
    pwcArray[ g_I ] = NULL;
}

void FreeArray(wchar_t **pwcDC)
{
    if(pwcDC != NULL) {
        for(int i=0; pwcDC[i] != NULL; i++)
            delete [] pwcDC[i];
        delete [] pwcDC;
    }
}

int main( int argc, char *argv[ ])
{
    char s[2];

    printf("main:\n");
    fscanf(stdin, "%s", s);
    // Mem Usage (in the Windows Task Manager): 632K

    wchar_t** pwcArray = NULL;

	int i;
    for (i=0; i<1000; i++) {
		if (i%100 == 0)
			fprintf(stdout, "%d\n", i);

        AllocateMem(pwcArray);
        FreeArray(pwcArray);
    }
    printf("main: %d\n", i);
    fscanf(stdin, "%s", s);
    // Mem Usage: 688K (g_I=1000)
    // Mem Usage: 908K (g_I=10000)

    return 0;
}

*pwcArray = (wchar_t**)new wchar_t*[g_I+1];<br />
ZeroMemory(*pwcArray, sizeof(wchar_t*)*g_I+1);