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Re: guile-vm 0.4
From: |
Keisuke Nishida |
Subject: |
Re: guile-vm 0.4 |
Date: |
Wed, 11 Apr 2001 04:21:18 -0400 |
User-agent: |
Wanderlust/2.4.0 (Rio) SEMI/1.13.7 (Awazu) FLIM/1.13.2 (Kasanui) Emacs/21.0.102 (i686-pc-linux-gnu) MULE/5.0 (SAKAKI) |
At 11 Apr 2001 01:42:47 +0200,
Marius Vollmer wrote:
>
> > guile> (let loop () (catch #t (lambda () (loop)) (lambda val val)))
> > $1 = (stack-overflow #f "Stack overflow" #f #f)
>
> No. The call to `loop' is in a tail position, but the surrounding
> `lambda' is not invoked in such a position. Calling `loop' from the
> inside of the `catch' does not terminate it. Even tho you are
> looping, you keep piling the catch activations. You would need to use
> an explicit continuation to jump out of the catch, like
I see. I just gave a bad example. The following is a situation
my VM doesn't work well:
% guile
guile> (define (foo thunk) (thunk))
guile> (use-modules (system repl repl))
guile> (start-repl 'gscheme)
Guile Scheme interpreter 0.4 on Guile 1.4.1
Copyright (C) 2001 Free Software Foundation, Inc.
Enter `,help' for help.
address@hidden> (let loop () (foo loop))
.../language.scm:58:9: Stack overflow
ABORT: (stack-overflow)
- guile-vm 0.4, Keisuke Nishida, 2001/04/07
- Re: guile-vm 0.4, Rob Browning, 2001/04/08
- Re: guile-vm 0.4, Keisuke Nishida, 2001/04/09
- Re: guile-vm 0.4, Rob Browning, 2001/04/09
- Re: guile-vm 0.4, Rob Browning, 2001/04/09
- Re: guile-vm 0.4, Keisuke Nishida, 2001/04/10
- Re: guile-vm 0.4, Rob Browning, 2001/04/10
- Re: guile-vm 0.4, Keisuke Nishida, 2001/04/10
- Re: guile-vm 0.4, Marius Vollmer, 2001/04/10
- Re: guile-vm 0.4,
Keisuke Nishida <=
- Re: guile-vm 0.4, Rob Browning, 2001/04/11
- Re: guile-vm 0.4, Rob Browning, 2001/04/10
- Re: guile-vm 0.4, Keisuke Nishida, 2001/04/11
- Re: guile-vm 0.4, Rob Browning, 2001/04/11
- Re: guile-vm 0.4, Keisuke Nishida, 2001/04/11
- Re: guile-vm 0.4, Rob Browning, 2001/04/11
- Re: guile-vm 0.4, Keisuke Nishida, 2001/04/11
- Re: guile-vm 0.4, Rob Browning, 2001/04/11
- Re: guile-vm 0.4, Keisuke Nishida, 2001/04/11
- Re: guile-vm 0.4, Rob Browning, 2001/04/12