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Re: GCC's -fsplit-stack disturbing Mach's vm_allocate


From: Svante Signell
Subject: Re: GCC's -fsplit-stack disturbing Mach's vm_allocate
Date: Fri, 02 May 2014 10:03:23 +0200

On Fri, 2014-05-02 at 00:45 +0200, Samuel Thibault wrote:
> Hello,
> 
> Svante Signell, le Thu 24 Apr 2014 10:39:10 +0200, a ├ęcrit :
> > - Without split stack enabled around 70 libgo tests pass and 50 fails,
> > most of them with a segfault.
> > - Enabling split stack and using the libc Samuel built all 122 libgo
> > tests fail with a segfault.
> 
> Please provide segfault backtrace, rpctrace, etc.  Otherwise we won't be
> able to help you.

You already have one in this thread, analysed by Justus:
http://gcc.gnu.org/ml/gcc-patches/2014-04/msg01736.html

The full rpctrace and gdb backtrace for that case was published on
paste.debian.net, but are gone now. I can upload again if you need them,
or do you want it attached to a mail?




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