Why MACOSX_UNIVERSAL == true by default?

[Henri Gomez]

error log attached if someone want to dig into it.

core file available if needed

2012/10/13 Henri Gomez <henri.gomez at gmail.com>:
>> Adding macosx-port-dev at ... to the thread...
>>
>>
>> On 10/12/12 2:56 PM, Vladimir Ivanov wrote:
>>>
>>> Hi,
>>>
>>> Does anybody know/remember why MACOSX_UNIVERSAL=true by default?
>>
>>
>> Yes. :-)
>>
>>
>>> I'm asking, because JDK layout on MacOS X differs from other platforms and
>>> to make export_*_jdk build targets work correctly, you need to specify
>>> ALT_MACOSX_UNIVERSAL=false.
>>>
>>> I'd like to fix that (change default value to false), but I have no idea
>>> why it was set to true in the first place.
>>
>>
>> Jim Melvin restored Universal build support into HotSpot. However,
>> the rest of the JDK did not follow suit. As far as I know/remember,
>> only the hotspot repo supports Universal build at the moment.
>
> Good news but there is still problems using OpenJDK 7 on OSX with -d32.
>
> I build universal packages with this added patches
> (http://openjdk-osx-build.googlecode.com/svn/trunk/patches-jdk7u-osx/universal-build.patch)
>   and check if 32bits support is available back on OSX.
>
> Sadly I still get errors with Jenkins (test app) when using -d32.
> Anyboby willing to take a look in it ?
>
> #
> # A fatal error has been detected by the Java Runtime Environment:
> #
> #  SIGBUS (0xa) at pc=0x00e54875, pid=15221, tid=5891
> #
> # JRE version: 7.0
> # Java VM: OpenJDK Server VM (23.6-b03 mixed mode bsd-x86 )
> # Problematic frame:
> # J  sun.misc.URLClassPath$JarLoader.getResource(Ljava/lang/String;Z)Lsun/misc/Resource;
> #
> # Failed to write core dump. Core dumps have been disabled. To enable
> core dumping, try "ulimit -c unlimited" before starting Java again
> #
> # An error report file with more information is saved as:
> # /Users/henri/Documents/jenkins/hs_err_pid15221.log
> #
> # If you would like to submit a bug report, please visit:
> #   http://bugreport.sun.com/bugreport/crash.jsp
> #
> Abort trap: 6