optlink options to reduce file size?

[simendsjo]

On 27.07.2011 20:59, q66 wrote:
> == Quote from Dmitry Olshansky (dmitry.olsh at gmail.com)'s article
>> On 27.07.2011 15:21, simendsjo wrote:
>>> A simple hello world like dfl application takes 1.2mb. Upx does a
>>> great job packing this to 200k, but I wonder if there is a way to make
>>> optlink generate smaller executables?
>>>
>>> I couldn't find a way to get help on the numerous options in optlink,
>>> and the help page at digitalmars doesn't list them either.
>> I've noticed around two times smaller exes when linked with unilink. So
>> if you don't like packing you may try it:
>> ftp://ftp.styx.cabel.net/pub/UniLink/ulnb0319.zip
>> <ftp://ftp.styx.cabel.net/pub/UniLink/>
>> just make sure you configured it correctly (should be straightforward,
>> there are examples)
>
> I don't work on Windows, but I've heard optlink generates debug info and unilink
> doesn't, so that might be the reason?

Even with -O -release? I added -L/NODEBUG and -L/DEBUG, but it seems dmd 
overrides this with it's switches.