[racket-dev] Problem with GC or with my machine?

From: Matthew Flatt (mflatt at cs.utah.edu)
Date: Fri Sep 3 11:34:10 EDT 2010

At Thu, 2 Sep 2010 23:27:08 -0400 (EDT), Hari Prashanth wrote:
> I am getting the following error... And this is the only message I get...
> SIGSEGV MAPERR si_code 1 fault on addr 0xfffffffffffffffc
> This often means 0xfffffffffffffffc isn't getting marked, and was prematurely 
> freed
> Aborted
> What does it mean? Has anyone seen this?
> If you want to take a look at the code that is causing this, let me know.

Thanks for sending the code. I see that it's using Typed Racket with
#:optimize. Maybe Vincent and Sam should take a look to make sure that
the optimizer isn't generating incorrect unsafe code?

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