[bug #31081] lookahead-u8 returns an s8

[Göran Weinholt]

URL:
  <http://savannah.gnu.org/bugs/?31081>

                 Summary: lookahead-u8 returns an s8
                 Project: Guile
            Submitted by: weinholt
            Submitted on: Mon Sep 20 01:13:23 2010
                Category: None
                Severity: 3 - Normal
              Item Group: None
                  Status: None
                 Privacy: Public
             Assigned to: None
             Open/Closed: Open
         Discussion Lock: Any

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Details:

The procedure lookahead-u8 seems to behave as a hypothetical lookahead-s8
instead:

GNU Guile 1.9.12.41-e83b
Copyright (C) 1995-2010 Free Software Foundation, Inc.

Guile comes with ABSOLUTELY NO WARRANTY; for details type `,show w'.
This program is free software, and you are welcome to redistribute it
under certain conditions; type `,show c' for details.

Enter `,help' for help.
scheme@(guile-user)> (import (rnrs))
scheme@(guile-user)> (lookahead-u8 (open-bytevector-input-port #vu8(255)))
$1 = -1
scheme@(guile-user)> 





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