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Re: [VM] Large integers mishandled
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From: |
Ludovic Courtès |
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Subject: |
Re: [VM] Large integers mishandled |
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Date: |
Wed, 18 Feb 2009 00:55:55 +0100 |
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User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/23.0.90 (gnu/linux) |
Hello!
address@hidden (Ludovic Courtès) writes:
> Before I forget:
>
> scheme@(guile-user)> (expt 2 32)
> $3 = 4294967296
> scheme@(guile-user)> 4294967296
> ERROR: In procedure vm-debug-engine:
> ERROR: load-integer: not implemented yet
> scheme@(guile-user)> 4294967295
> $4 = -1
>
> The error is acceptable, but the last one is a bug. Perhaps there
> should be a `load-unsigned-integer' instruction?
The following commit addresses this:
http://git.savannah.gnu.org/gitweb/?p=guile.git;a=commitdiff;h=b912a1cd6b5d22e1fd3eadca10858d8d0dd9c027
Ludo'.