Path: csiph.com!optima2.xanadu-bbs.net!xanadu-bbs.net!feeder.erje.net!1.eu.feeder.erje.net!feeder2.ecngs.de!ecngs!feeder.ecngs.de!border1.nntp.ams1.giganews.com!border2.nntp.ams1.giganews.com!nntp.giganews.com!buffer2.nntp.ams1.giganews.com!local2.nntp.ams1.giganews.com!nntp.brightview.co.uk!news.brightview.co.uk.POSTED!not-for-mail
NNTP-Posting-Date: Tue, 21 Jul 2015 01:52:44 -0500
From: Gareth Owen <gwowen@gmail.com>
Newsgroups: comp.lang.c
Subject: Re: Spurious diagnostic messages
References: <mja62k$df6$2@news.xmission.com> <de666fd0-b4e0-4f1f-adeb-7efc277c22fd@googlegroups.com> <mjl4t9$pgj$1@dont-email.me> <ab71ac94-14cd-4c6d-bc53-91da96572e5a@googlegroups.com> <874mn5ty3y.fsf@kst-u.example.com> <mjna5l$duf$1@dont-email.me> <ejevladml0ep58beoapn0sn3fog7pt4nnv@4ax.com> <87egm8qis7.fsf@kst-u.example.com> <kfnvbfi6nnp.fsf@x-alumni2.alumni.caltech.edu> <mjss27$qjf$1@dont-email.me> <kfnoajk54c5.fsf@x-alumni2.alumni.caltech.edu> <mnp57m$jpo$1@dont-email.me> <kfnk2u6woa2.fsf@x-alumni2.alumni.caltech.edu> <mnrqg1$sos$1@dont-email.me> <kfnoajcp0gy.fsf@x-alumni2.alumni.caltech.edu> <moamgm$hti$1@dont-email.me> <kfnio9eolth.fsf@x-alumni2.alumni.caltech.edu> <mojadi$6g3$1@dont-email.me> <lnk2tufyq4.fsf@kst-u.example.com> <87615e4pf3.fsf@gmail.com> <ln4mkyfur2.fsf@kst-u.example.com>
Date: Tue, 21 Jul 2015 07:52:44 +0100
Message-ID: <87bnf6knnn.fsf@gmail.com>
User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3 (gnu/linux)
Cancel-Lock: sha1:uLyekokz5Z9P5YF58Vgz+PUMk0E=
MIME-Version: 1.0
Content-Type: text/plain
Lines: 16
X-Usenet-Provider: http://www.giganews.com
X-Trace: sv3-tvw7R5+b/3bddZQ3MhTxdkkyBw06w1mmW6EcmDLSgbUgpGwuL6HNBaixF3FwDxI+Rk6NRF95rV5c8rj!CYY6UDJm0HXtszG03seti8BfllLCo1MMIhPcQFbo5FX2Cxr2pDZewmDDOVULSD6yAUwuHg==
X-Abuse-and-DMCA-Info: Please be sure to forward a copy of ALL headers
X-Abuse-and-DMCA-Info: Otherwise we will be unable to process your complaint properly
X-Postfilter: 1.3.40
X-Original-Bytes: 2013
Xref: csiph.com comp.lang.c:66085

Keith Thompson <kst-u@mib.org> writes:

> Or would the compiler translate
>
>     printf("%?", 42)
>
> to
>
>     printf("%d", 42)

This.

> ?  Does that imply that it would only work if the format string is a
> literal, or at least known at compile time?

Yes.