Re: [Mingw-cross-env-list] New features: automatic "du", automatic log compression

[Tony Theodore]

On 4 September 2011 21:39, Volker Grabsch <address@hidden> wrote:
> Tony Theodore schrieb:
>> On 4 September 2011 08:04, Volker Grabsch <address@hidden> wrote:
>> > On my system (Debian/Testing on amd64), this produces:
>> >
>> >    log/wxwidgets:du: 1737716 KiB
>> >    log/gcc:du: 1551720 KiB
>>
>> Curiously, the size varies significantly:
>>
>> DFly- log/gcc:du: 1288086 KiB
>> FBSD- log/gcc:du: 1354568 KiB
>> OS X- log/gcc:du: 1001064 KiB
>
> Note that gcc is compiled natively, so differences are to be
> expected.
>
> Maybe the sizes of *.o files vary a lot, probably due to
> differences in the generated assembly code, or different
> names (and thus name lengths) of the debug symbols.
>
> It would be more interesting to check for differences in
> the cross-compiled packages, because those are compiled
> by the same compiler on all systems.
>
>> I wonder if this it caused by the difference in block size between 
>> filesystems?
>
> That is also possible, but would be more visible on purely
> cross-compiled packages rather than natively compiled packages.

Good point, I'll report back if I get a chance to investigate further.
I've given up on the idea of generated binaries being identical, but
this should satisfy my curiosity for for a while.

Cheers,

Tony