musl - POSIX: Restore the traditional realloc(3) specification

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Message-ID: <fds6tgy3ymba4qyx5usoy5mzxzruqvys5oerm2pcasoawwq2zp@slm4syfzsm2k>
Date: Sun, 21 Sep 2025 15:51:57 +0200
From: Alejandro Colomar <alx@...nel.org>
To: alx@...nel.org
Cc: bug-gnulib@....org, musl@...ts.openwall.com, libc-alpha@...rceware.org, 
	наб <nabijaczleweli@...ijaczleweli.xyz>, Douglas McIlroy <douglas.mcilroy@...tmouth.edu>, 
	Paul Eggert <eggert@...ucla.edu>, Robert Seacord <rcseacord@...il.com>, 
	Elliott Hughes <enh@...gle.com>, Bruno Haible <bruno@...sp.org>, 
	JeanHeyd Meneide <phdofthehouse@...il.com>, Rich Felker <dalias@...c.org>, 
	Adhemerval Zanella Netto <adhemerval.zanella@...aro.org>, Joseph Myers <josmyers@...hat.com>, 
	Florian Weimer <fweimer@...hat.com>, Andreas Schwab <schwab@...e.de>, Thorsten Glaser <tg@...bsd.de>, 
	Eric Blake <eblake@...hat.com>, Vincent Lefevre <vincent@...c17.net>, 
	Mark Harris <mark.hsj@...il.com>, Collin Funk <collin.funk1@...il.com>, 
	Wilco Dijkstra <Wilco.Dijkstra@....com>, DJ Delorie <dj@...hat.com>, 
	Cristian Rodríguez <cristian@...riguez.im>, Siddhesh Poyarekar <siddhesh@...plt.org>, 
	Sam James <sam@...too.org>, Mark Wielaard <mark@...mp.org>, 
	"Maciej W. Rozycki" <macro@...hat.com>, Martin Uecker <ma.uecker@...il.com>, 
	Christopher Bazley <chris.bazley.wg14@...il.com>, eskil@...ession.se, 
	Daniel Krügler <daniel.kruegler@...glemail.com>, Kees Cook <keescook@...omium.org>, 
	Valdis Klētnieks <valdis.kletnieks@...edu>
Subject: POSIX: Restore the traditional realloc(3) specification

Hi,

I just wanted to let you know I've opened a POSIX bug report about
realloc(p,0), proposing essentially the same that was proposed for
ISO C.

<https://www.austingroupbugs.net/view.php?id=1949>


Have a lovely day!
Alex

-- 
<https://www.alejandro-colomar.es>
Use port 80 (that is, <...:80/>).

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