GNU bug report logs - #18245
[master branch] Useless imported module cause strange problem

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Message #15 received at 18245 <at> debbugs.gnu.org (full text, mbox):

From: Nala Ginrut <nalaginrut <at> gmail.com>
To: Mark H Weaver <mhw <at> netris.org>
Cc: 18245 <at> debbugs.gnu.org, request <at> debbugs.gnu.org
Subject: Re: bug#18245: [master branch] Useless imported module cause strange
 problem
Date: Tue, 12 Aug 2014 09:46:47 +0800

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2014年8月11日 下午11:31于 "Mark H Weaver" <mhw <at> netris.org>写道：
>
> tags 18245 notabug
> close 18245
> thanks
>

> The problem is that srfi-1 exports a 'drop' procedure, and 'drop' is
> also used as a syntax-rules literal in your macros.  Literals are
> matched as follows: if the literal identifier has the same name and the
> same binding where the macro is defined and where it is used, then
> there's a match.  If the identifier is not bound in either place, then
> there's also a match.
>

Thanks for explaining!
The issue can't be reproduced in stable-2.0, so I suspected it's a
potential bug.

>
> I recommend choosing literals that are not likely to be bound in modules
> that use your sql macros.
>

Or import srfi-1 with a proper prefix :-)

Thanks!

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