[vbox-dev] Latest virtualbox 5.0.2 fails to build from source on Debian i386, padding error.

[Frank Mehnert]

Hi Gianfrancom

On Sunday 16 August 2015 22:18:02 Gianfranco Costamagna wrote:
> the latest vbox 5.0.2 failed to build on Debian unstable i386.
> 
> Build failure is located at [1] and I'm putting a snip log just below
> 
> tstDeviceStructSize: error! VGASTATE::GCPhysVRAM offset=0x12d64 (77156)
> expected alignment 0x8, meaning 0x4 (4) off tstDeviceStructSize: error!
> VGASTATE::Dev offset=0x12dec (77292) expected alignment 0x8, meaning 0x4
> (4) off tstDeviceStructSize: error! VGASTATE::CritSect offset=0x12d6c
> (77164) expected alignment 0x8, meaning 0x4 (4) off tstDeviceStructSize:
> error! VGASTATE::StatRZMemoryRead offset=0x13044 (77892) expected alignment
> 0x8, meaning 0x4 (4) off [snip]
> tstDeviceStructSize: FAILURE - 4 errors
> kmk: *** [/«PKGBUILDDIR»/out/obj/Devices/testcase/tstDeviceStructSize.run]
> Error 4 kmk: *** Waiting for unfinished jobs....
> kmk: *** Exiting with status 2
> kmk_builtin_append -n "/«PKGBUILDDIR»/out/obj/VMMR0/VMMAll/IEMAll.o.dep" ""
> "/«PKGBUILDDIR»/src/VBox/VMM/VMMAll/IEMAll.cpp:" "" make[1]: ***
> [override_dh_auto_build] Error 2
> debian/rules:57: recipe for target 'override_dh_auto_build' failed
> make[1]: Leaving directory '/«PKGBUILDDIR
> 
> 
> this seems to be a padding error, caused between 5.0.0 and 5.0.2, and only
> when arch is 32 bit.
> 
> So I did a patch (released under MIT or your best license), to fix the
> offset by 4, at least on Debian with our configure/build flags
> 
> 
> I'm not sure this is the best patch (I guess this isn't the best one, I'm
> just reporting it there for your best usage), but at least now virtualbox
> builds fine on both amd64 and i386 architectures.

could you post the AutoConfig.kmk file which is generated during the build?
And do you have a LocalConfig.kmk file as well? I would like to see both
because I assume that you are using settings different from our build boxes.

Thanks,

Frank
-- 
Dr.-Ing. Frank Mehnert | Software Development Director, VirtualBox
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