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Re: 7 logical-xor implementations in source tree
From: |
Andy Moreton |
Subject: |
Re: 7 logical-xor implementations in source tree |
Date: |
Tue, 23 Jul 2019 13:11:56 +0100 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (windows-nt) |
On Tue 23 Jul 2019, Andreas Schwab wrote:
> On Jul 23 2019, Andy Moreton <address@hidden> wrote:
>
>> Perhaps an `xor' special form in eval.c next to `and' and `or' ?
>
> There is no need for a special form since xor needs to evaluate all its
> arguments anyway.
You are right for a two argument xor. However for a multi-argument xor,
the remaining arguments can be ignored after a second non-nil argument
is evaluated.
AndyM
- Re: 7 logical-xor implementations in source tree, (continued)
- Re: 7 logical-xor implementations in source tree, Stefan Monnier, 2019/07/24
- Re: 7 logical-xor implementations in source tree, Basil L. Contovounesios, 2019/07/24
- Re: 7 logical-xor implementations in source tree, Mattias Engdegård, 2019/07/25
- Re: 7 logical-xor implementations in source tree, Paul Eggert, 2019/07/25
- Re: 7 logical-xor implementations in source tree, Mattias Engdegård, 2019/07/25
Re: 7 logical-xor implementations in source tree, Andy Moreton, 2019/07/23
- Re: 7 logical-xor implementations in source tree, Basil L. Contovounesios, 2019/07/23
- Re: 7 logical-xor implementations in source tree, Mattias Engdegård, 2019/07/23
- Re: 7 logical-xor implementations in source tree, Andy Moreton, 2019/07/23
- Re: 7 logical-xor implementations in source tree, Andreas Schwab, 2019/07/23
- Re: 7 logical-xor implementations in source tree,
Andy Moreton <=
- Re: 7 logical-xor implementations in source tree, Basil L. Contovounesios, 2019/07/23
- Re: 7 logical-xor implementations in source tree, Andy Moreton, 2019/07/23
- Re: 7 logical-xor implementations in source tree, Basil L. Contovounesios, 2019/07/24
Re: 7 logical-xor implementations in source tree, Basil L. Contovounesios, 2019/07/23
Re: 7 logical-xor implementations in source tree, Yuri Khan, 2019/07/23
Re: 7 logical-xor implementations in source tree, Juri Linkov, 2019/07/25
Re: 7 logical-xor implementations in source tree, Noam Postavsky, 2019/07/23
Re: 7 logical-xor implementations in source tree, Stefan Monnier, 2019/07/23
Re: 7 logical-xor implementations in source tree, Mattias Engdegård, 2019/07/23
Re: 7 logical-xor implementations in source tree, Eli Zaretskii, 2019/07/23