winsamp.d and -O
Andrej Mitrovic
andrej.mitrovich at gmail.com
Tue Jun 14 15:03:35 PDT 2011
On 6/15/11, Andrej Mitrovic <andrej.mitrovich at gmail.com> wrote:
> LOL how the hell did that get in there? I remember I was updating
> these samples some time ago.. maybe it was my fault. I am completely
> sorry if this was my fault.
>
Oh wait, it's not my fault! It's a demonstration, see:
case IDC_BTNDONTCLICK:
if (HIWORD(wParam) == BN_CLICKED)
{
MessageBoxA(hWnd, "You've been warned...",
"Prepare to GP fault",
MB_OK | MB_ICONEXCLAMATION);
*(cast(int*) null) = 666;
}
The difference is, DMD can catch this at compile time with
optimizations turned on. I don't know why. Anyway, the example is
supposed to show what happens on a wrong pointer dereference.
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