OpenJDK Zero PPC Build on OS X Leopard
Kurt Miller
kurt at intricatesoftware.com
Wed Sep 14 08:59:23 PDT 2011
On Wednesday 14 September 2011 11:50:09 am Konstantin Tokarev wrote:
>
> 14.09.2011, 18:37, "Kurt Miller" <kurt at intricatesoftware.com>:
> > On Wednesday 14 September 2011 04:24:27 am Konstantin Tokarev wrote:
> >
> >> 13.09.2011, 19:31, "Kurt Miller" <kurt at intricatesoftware.com>:
> >>> On Tuesday 13 September 2011 11:18:15 am Konstantin Tokarev wrote:
> >>>> 13.09.2011, 18:02, "Kurt Miller" :
> >>>>> Ideally you could use my fastdebug w/atomic.diff build to generate the core and make it available to me (compressed). This would allow me to to do a more complete diagnostic on the crash.
> >>>>>
> >>>>> The build is here: http://www.intricatesoftware.com/OpenJDK/macppc/openjdk7-macppc-fcs-fd-atomic-2011-09-12.tar.bz2
> >>>> Seems like your host is down
> >>>>
> >>>> http://www.downforeveryoneorjustme.com/www.intricatesoftware.com
> >>> Thanks. I switched it to my backup ip. It is up again now.
> >>>> I can send my core, though.
> >>> It would be better to generate the core using my build so when I debug it here everything matches exactly.
> >> Attached.
> >
> > Thank you. I downloaded it and checked it out with gdb. Unfortunately gdb can't unwind
> > beyond the signal handler so I still can't see where the crash is comming from. :-(
>
> I'm afraid breakpoint with further single-stepping is needed. Could you give a hint about reasonable place?
From the hotspot.log file it appeard to be crashing in the following function:
jdk/src/share/native/java/lang/ClassLoader.c:316
Java_java_lang_ClassLoader_00024NativeLibrary_load()
> > Perhaps the source of the crash can be determined with an active gdb session.
> > I'm building a full debug build now which should contain source line numbers. If the
> > segfault is caught while gdb is attached having the full debug build will be helpful.
> > I'll upload it when the build finishes.
>
> OK, I'll try it. Maybe I'll take an opportunity to upgrade RAM before start debugging :)
Good Idea. :-)
Regards,
-Kurt
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