[vbox-dev] VMs from MacPorts build fail to start (update)

[Vasily Levchenko]

Hi, Roy,
On Jan 21, 2013, at 11:31 PM, Roy Liu <royliu at macports.org> wrote:

> Hi Vasily,
> 
> Your patch worked like a charm! I am in your debt, as this issue has dragged on for months. This is the commit I made to the MacPorts trunk.
> 
> http://trac.macports.org/changeset/101907
> 
> Also, please find the relevant patch attached. It's basically your fix, with the LLVMGCC42 to APPLEGCC42 replacement done in place. Does it look OK to you?
> 
Thanks for testing ;).

Yes, change set looks good. 

> I have a lingering question about the addition of the two lines in kLdrModMachO.c and mach-o.h. What is their purpose, in light of using   Apple GCC 4.2 instead of the LLVM toolchain?

These, load commands appears when ld from Apple gcc is involved in R0 module linking. At runtime these modules are loaded with VBox's loader which having no instructions about processing them just aborted loading. Fortunately, this load commands are ignorable so the change was really small. 

> 
> Thanks again and regards,
> Roy
> 
> 
> 
> On Thu, Jan 17, 2013 at 7:46 PM, Vasily Levchenko <vasily.levchenko at oracle.com> wrote:
> Hi, Roy, 
> Could you please check whether the attached patch fixes issue for you?
> Note: 
> it also required specifying 
> 
>  VBOX_GCC_TOOL=APPLEGCC42
>  VBOX_GXX_TOOL=APPLEGCC42
>  TEMPLATE_VBOXBLDPROG_TOOL=APPLEGCC42
> in kmk <command line> or in LocalConfig.kmk 
> 
> On Jan 18, 2013, at 12:47 AM, Roy Liu <royliu at macports.org> wrote:
> 
>> Hi,
>> 
>> I reported on this issue a while back, and we seem to have made some progress on the issue.
>> 
> 
>> http://trac.macports.org/ticket/36910
>> 
>> The culprit seems to be a recent version of the ld64 linker. I am curious: What compiler toolchain is the official Mac OS X distribution of VirtualBox built with?
> 
> Your suspicious looks right. And Config.xml code contains the check whether version of Xcode is lower than 4.2. 
> 
>> This information may help us pinpoint the source of the issue.
>> 
>> -Roy
>> 
> 
>> _______________________________________________
>> vbox-dev mailing list
>> vbox-dev at virtualbox.org
>> https://www.virtualbox.org/mailman/listinfo/vbox-dev
> 
> 
> 
> <patch-apple-gcc42.diff>

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