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Re: Map not call/cc safe
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From: |
Andy Wingo |
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Subject: |
Re: Map not call/cc safe |
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Date: |
Fri, 12 Aug 2011 22:08:08 +0200 |
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User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/23.3 (gnu/linux) |
On Sat 06 Aug 2011 22:17, Hans Aberg <address@hidden> writes:
> FYI: running this file with Guile 2.0.2, the last test claims does not have
> call/cc safe 'map'.
> http://sisc-scheme.org/r5rs_pitfall.scm
This behaviour is permissible in the R5RS. In R6RS it is not, and it
doesn't look like it will be permissible in R7RS either. We'll fix it
eventually, but it will require some serious VM hacking (to allow for
effectively unlimited stacks).
Andy
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