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From: Joseph Myers <joseph@codesourcery.com>
To: Florian Weimer <fweimer@redhat.com>
Cc: Rich Felker <dalias@libc.org>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Andy Lutomirski <luto@kernel.org>, <tg@mirbsd.de>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	X86 ML <x86@kernel.org>, LKML <linux-kernel@vger.kernel.org>,
	Linux API <linux-api@vger.kernel.org>,
	"H. Peter Anvin" <hpa@zytor.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Borislav Petkov <bp@alien8.de>,
	Mike Frysinger <vapier@gentoo.org>,
	"H. J. Lu" <hjl.tools@gmail.com>, <x32@buildd.debian.org>,
	Arnd Bergmann <arnd@arndb.de>, Will Deacon <will.deacon@arm.com>
Subject: Re: Can we drop upstream Linux x32 support?
Date: Thu, 13 Dec 2018 18:42:45 +0000	[thread overview]
Message-ID: <alpine.DEB.2.21.1812131833430.2735@digraph.polyomino.org.uk> (raw)
In-Reply-To: <87o99pl8es.fsf@oldenburg2.str.redhat.com>

On Thu, 13 Dec 2018, Florian Weimer wrote:

> Similarly, we could have integer types with trap representations.

C++2a will require two's complement representation for integer types, with 
no trap representations (other than for bool, where only 0 and 1 are valid 
representations).  It seems very plausible that C will follow.

-- 
Joseph S. Myers
joseph@codesourcery.com

  parent reply	other threads:[~2018-12-13 18:43 UTC|newest]

Thread overview: 78+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-12-11  1:23 Andy Lutomirski
2018-12-11  1:40 ` Linus Torvalds
2018-12-11  2:22   ` hpa
2018-12-11  8:16   ` Florian Weimer
2018-12-11 21:53   ` Thorsten Glaser
2018-12-11 23:22     ` Andy Lutomirski
2018-12-11 23:35       ` Thorsten Glaser
2018-12-11 23:55         ` Arnd Bergmann
2018-12-12  2:24         ` Andy Lutomirski
2018-12-12  2:33           ` Thorsten Glaser
2018-12-12  9:04             ` Arnd Bergmann
2018-12-12 18:14               ` Joseph Myers
2018-12-12 18:50                 ` Ivan Ivanov
2018-12-12 19:12                   ` Andy Lutomirski
2018-12-12 19:18                     ` Ivan Ivanov
2018-12-12 16:39             ` Andy Lutomirski
2018-12-12 16:52               ` Rich Felker
2018-12-12 18:03                 ` Andy Lutomirski
2018-12-13 12:40                   ` Catalin Marinas
2018-12-13 15:57                     ` Rich Felker
2018-12-13 16:04                       ` Florian Weimer
2018-12-13 16:28                         ` Rich Felker
2018-12-14 11:42                           ` Florian Weimer
2018-12-14 16:13                             ` Rich Felker
2018-12-13 18:42                         ` Joseph Myers [this message]
2018-12-15  4:53               ` Thorsten Glaser
2018-12-11 23:38       ` Rich Felker
2018-12-11 23:40     ` Maciej W. Rozycki
2018-12-13 14:38   ` Olof Johansson
2018-12-13 15:46     ` Lance Richardson
2018-12-13 16:11   ` Richard Purdie
2018-12-11  3:14 ` H.J. Lu
2018-12-11  5:35   ` Andy Lutomirski
2018-12-11  9:02     ` Arnd Bergmann
2018-12-11 11:32       ` Catalin Marinas
2018-12-11 11:37         ` Florian Weimer
2018-12-11 11:52           ` Catalin Marinas
2018-12-11  5:46 ` Christian Brauner
2018-12-11 10:29 ` John Paul Adrian Glaubitz
2018-12-11 10:37   ` Florian Weimer
2018-12-11 10:44     ` John Paul Adrian Glaubitz
2018-12-11 21:59   ` Thorsten Glaser
2018-12-11 23:33     ` Rich Felker
2018-12-13  5:03   ` Kevin Easton
2018-12-13  9:05     ` Richard Weinberger
2018-12-13  9:37       ` Sven Hartrumpf
2018-12-13  9:57         ` Adam Borowski
2018-12-13 18:50         ` Sven Hartrumpf
2018-12-13 12:12       ` Kevin Easton
2018-12-14 14:38       ` David Laight
2018-12-14 15:17         ` Richard Weinberger
2018-12-13 16:02   ` Rich Felker
2018-12-14 14:13     ` Bernd Petrovitsch
2018-12-14 16:17       ` Rich Felker
2018-12-14 16:29         ` Bernd Petrovitsch
2018-12-14 16:38         ` Florian Weimer
2018-12-14 16:55           ` Rich Felker
2018-12-14 18:58             ` Andy Lutomirski
2018-12-14 19:59               ` Lance Richardson
2018-12-14 20:13               ` Linus Torvalds
2018-12-14 21:27                 ` Andy Lutomirski
2018-12-14 21:16 ` Thomas Schöbel-Theuer
2018-12-14 21:24   ` Andy Lutomirski
2018-12-14 21:41     ` Thomas Schöbel-Theuer
2018-12-15  7:41       ` Thomas Schoebel-Theuer
2018-12-15 15:30         ` Andy Lutomirski
2019-01-09 12:41   ` Florian Weimer
2019-01-09 16:02     ` Rich Felker
2019-01-22 13:34   ` Enrico Weigelt, metux IT consult
2018-12-11 20:38 Shawn Rutledge
2018-12-12  0:00 ` Maciej W. Rozycki
2018-12-12  9:12 Steven Newbury
2018-12-12 10:48 ` Thorsten Glaser
2018-12-12 13:27   ` Steven Newbury
2018-12-12 14:01 ` Rich Felker
2018-12-12 14:46   ` Steven Newbury
2018-12-12 16:05     ` Rich Felker
2018-12-13 16:17 tedheadster

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