Re: [Sbcl-devel] Re: problem building 0.9.3 under Fedora Core 4 using CMUCL 19b

[Dave R. <ld...@dr...>]

On Wed, 2005-08-17 at 18:14 +0300, Juho Snellman wrote:
> On Wed, Aug 17, 2005 at 12:09:45AM +0100, Patrick May wrote:
> > Near as I can tell, I've got some bad craziness related to threading
> > going on.  Can anyone lend me a clue?
> 
> Are you compiling with gcc 4? There are some problems with threading
> and gcc4 (possibly solved in HEAD). Using gcc 3 instead might help.

Yes, you definitely need to use GCC 3.x (I have successfully used 3.4.x
when I build the RPMs on SourceForge, but I do it on a FC3 box where
that's the default still).

> > *** glibc detected *** sbcl: malloc(): memory corruption: 0x096ee058 ***
> 
> The FC4 kernel has some patches for memory map randomization, which
> (unlike the earlier versions) is automatically turned on for all
> applications. For full details see the "Memory randomization problems
> coming" thread on sbcl-devel. For now, either of the following solutions
> should work:
> 
>  Disable randomization globally "echo 0 > /proc/sys/kernel/randomize_va_space"
>  Start sbcl with "setarch i386 -R sbcl"

Yup, you'll definitely need this, but you may not even be getting that
far yet.

-- 
Dave Roberts <ld...@dr...>