[racket] segmentation fault while compiling mzscheme 4.2.5 on Xen environment

From: Jon Rafkind (rafkind at cs.utah.edu)
Date: Fri Jun 25 13:45:30 EDT 2010

> Google turns up Xen-related advice about changing "/lib/tls" to
> "/lib/tls.disabled", other pages about how you shouldn't have to do
> that anymore, and so on. For now, I don't have any explanation for the
> behavior that you're seeing other than the possibility that something
> about thread-local storage doesn't work right at the Xen/OS level.
> Advice from anyone who knows more would be welcome.

Supposedly using a xen friendly glibc works better for TLS.

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