DMD crashes without giving any info

[simendsjo]

On Friday, 13 September 2013 at 12:45:06 UTC, nazriel wrote:
> On Friday, 13 September 2013 at 12:41:44 UTC, simendsjo wrote:
(...)
>> Is there any way to get more verbose info from dmd?
>
> Run it via GDB, OllyDBG, [putyourfavouritedebugerhere]

The error is Access Violation when reading 00000004.
I cannot be more helpful as I don't know assembly.

00421DDB  |. 8B46 04        MOV EAX,DWORD PTR DS:[ESI+4]