From: Szabolcs Nagy <nsz@port70.net>
To: musl@lists.openwall.com
Subject: Re: [PATCH v2] shadow: Implement putspent
Date: Fri, 8 Nov 2013 01:37:07 +0100 [thread overview]
Message-ID: <20131108003707.GE1685@port70.net> (raw)
In-Reply-To: <1383863701.11028.154.camel@eris.loria.fr>
* Jens Gustedt <jens.gustedt@inria.fr> [2013-11-07 23:35:01 +0100]:
> The second variant isn't a cas?? but a conversion and it just checks if
> S is assignment compatible with `char const*`. A completely type safe
> variant then would be
>
> #define STR(S) ((S) ? (char const*){ (S) } : (char const[]){ 0 })
>
> which wouldn't imply any conversion. (And which a compiler *may*
> realize by using a static object for the empty string.)
yes but we are talking about a translation unit that
implements a single function with a single fprintf call
fprintf does not modify its arguments so any hackery
around the const qualifier is just clutter
next prev parent reply other threads:[~2013-11-08 0:37 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-05 7:47 [PATCH] " Michael Forney
2013-11-05 19:24 ` Rich Felker
2013-11-05 22:30 ` [PATCH v2] " Michael Forney
2013-11-05 23:31 ` Rich Felker
2013-11-06 13:20 ` Jens Gustedt
2013-11-06 16:36 ` Rich Felker
2013-11-07 22:35 ` Jens Gustedt
2013-11-08 0:37 ` Szabolcs Nagy [this message]
2013-11-24 6:10 ` [PATCH v3] " Michael Forney
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