From: David Laight <david.laight.linux@gmail.com>
To: "Arnd Bergmann" <arnd@arndb.de>
Cc: "Thomas Huth" <thuth@redhat.com>,
"John Paul Adrian Glaubitz" <glaubitz@physik.fu-berlin.de>,
linux-kernel@vger.kernel.org,
Linux-Arch <linux-arch@vger.kernel.org>,
"David S . Miller" <davem@davemloft.net>,
"Andreas Larsson" <andreas@gaisler.com>,
sparclinux@vger.kernel.org
Subject: Re: [PATCH 34/41] sparc: Replace __ASSEMBLY__ with __ASSEMBLER__ in non-uapi headers
Date: Mon, 4 Aug 2025 19:04:34 +0100 [thread overview]
Message-ID: <20250804190434.1b9f7535@pumpkin> (raw)
In-Reply-To: <579ca73e-3b55-4e05-88ae-d7bc192f0023@app.fastmail.com>
On Mon, 04 Aug 2025 10:00:27 +0200
"Arnd Bergmann" <arnd@arndb.de> wrote:
> On Mon, Aug 4, 2025, at 08:01, Thomas Huth wrote:
> > On 03/08/2025 15.33, John Paul Adrian Glaubitz wrote:
>
> >
> > So using -ansi in the kernel sources nowadays sounds wrong to me ... could
> > it be removed?
>
> Probably: I see that sparc changed '-traditional' cpp flag to the '-ansi'
> gcc flag in linux-2.1.88, while the others were still using
> -traditional but just dropped it later.
>
> Most likely the idea at the time was to just no longer use pre-ansi
> preprocessing rather than to exclude gnu extensions.
You also get a change to the integer promotion rules.
K&R C is signedness preserving (so unsigned char -> unsigned int)
whereas ANSI C is value preserving (so unsigned char -> signed int).
Unless, of course 'char' and 'int' are the same size.
David
>
> Arnd
>
next prev parent reply other threads:[~2025-08-04 18:04 UTC|newest]
Thread overview: 67+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-14 7:09 [PATCH 00/41] treewide: Replace __ASSEMBLY__ with __ASSEMBLER__ in header files Thomas Huth
2025-03-14 7:09 ` [PATCH 01/41] uapi: Replace __ASSEMBLY__ with __ASSEMBLER__ in uapi headers Thomas Huth
2025-03-14 7:09 ` [PATCH 02/41] include: Replace __ASSEMBLY__ with __ASSEMBLER__ in non-uapi headers Thomas Huth
2025-03-14 7:09 ` [PATCH 03/41] alpha: Replace __ASSEMBLY__ with __ASSEMBLER__ in the alpha headers Thomas Huth
2025-03-14 7:09 ` [PATCH 04/41] arc: Replace __ASSEMBLY__ with __ASSEMBLER__ in uapi headers Thomas Huth
2025-03-14 7:09 ` [PATCH 05/41] arc: Replace __ASSEMBLY__ with __ASSEMBLER__ in the non-uapi headers Thomas Huth
2025-03-14 7:09 ` [PATCH 06/41] arm: Replace __ASSEMBLY__ with __ASSEMBLER__ in uapi headers Thomas Huth
2025-03-14 7:09 ` [PATCH 07/41] arm: Replace __ASSEMBLY__ with __ASSEMBLER__ in non-uapi headers Thomas Huth
2025-03-14 7:09 ` [PATCH 08/41] arm64: Replace __ASSEMBLY__ with __ASSEMBLER__ in uapi headers Thomas Huth
2025-03-14 11:55 ` Will Deacon
2025-03-14 12:05 ` Arnd Bergmann
2025-03-14 13:42 ` Will Deacon
2025-03-14 18:01 ` Thomas Huth
2025-10-10 13:05 ` Thomas Huth
2025-03-14 7:09 ` [PATCH 09/41] arm64: Replace __ASSEMBLY__ with __ASSEMBLER__ in non-uapi headers Thomas Huth
2025-03-14 7:09 ` [PATCH 10/41] csky: Replace __ASSEMBLY__ with __ASSEMBLER__ in uapi header Thomas Huth
2025-03-14 7:09 ` [PATCH 11/41] csky: Replace __ASSEMBLY__ with __ASSEMBLER__ in non-uapi headers Thomas Huth
2025-03-14 7:09 ` [PATCH 12/41] hexagon: Replace __ASSEMBLY__ with __ASSEMBLER__ in uapi headers Thomas Huth
2025-03-14 7:09 ` [PATCH 13/41] hexagon: Replace __ASSEMBLY__ with __ASSEMBLER__ in non-uapi headers Thomas Huth
2025-04-08 15:16 ` Brian Cain
2025-03-14 7:09 ` [PATCH 14/41] loongarch: Replace __ASSEMBLY__ with __ASSEMBLER__ in the loongarch headers Thomas Huth
2025-03-14 7:09 ` [PATCH 15/41] m68k: Replace __ASSEMBLY__ with __ASSEMBLER__ in uapi headers Thomas Huth
2025-03-14 7:09 ` [PATCH 16/41] m68k: Replace __ASSEMBLY__ with __ASSEMBLER__ in non-uapi headers Thomas Huth
2025-03-14 7:09 ` [PATCH 17/41] microblaze: Replace __ASSEMBLY__ with __ASSEMBLER__ in uapi headers Thomas Huth
2025-06-10 13:19 ` Michal Simek
2025-03-14 7:09 ` [PATCH 18/41] microblaze: Replace __ASSEMBLY__ with __ASSEMBLER__ in non-uapi headers Thomas Huth
2025-06-10 7:26 ` Michal Simek
2025-06-10 13:19 ` Michal Simek
2025-03-14 7:09 ` [PATCH 19/41] mips: Replace __ASSEMBLY__ with __ASSEMBLER__ in the mips headers Thomas Huth
2025-03-20 12:56 ` Philippe Mathieu-Daudé
2025-03-14 7:09 ` [PATCH 20/41] nios2: Replace __ASSEMBLY__ with __ASSEMBLER__ in uapi headers Thomas Huth
2025-03-14 7:09 ` [PATCH 21/41] nios2: Replace __ASSEMBLY__ with __ASSEMBLER__ in non-uapi headers Thomas Huth
2025-03-14 7:09 ` [PATCH 22/41] openrisc: Replace __ASSEMBLY__ with __ASSEMBLER__ in uapi headers Thomas Huth
2025-06-07 5:52 ` Stafford Horne
2025-03-14 7:09 ` [PATCH 23/41] openrisc: Replace __ASSEMBLY__ with __ASSEMBLER__ in non-uapi headers Thomas Huth
2025-06-07 5:53 ` Stafford Horne
2025-03-14 7:09 ` [PATCH 24/41] parisc: Replace __ASSEMBLY__ with __ASSEMBLER__ in uapi headers Thomas Huth
2025-05-04 18:53 ` Helge Deller
2025-03-14 7:09 ` [PATCH 25/41] parisc: Replace __ASSEMBLY__ with __ASSEMBLER__ in non-uapi headers Thomas Huth
2025-05-04 18:53 ` Helge Deller
2025-03-14 7:09 ` [PATCH 26/41] powerpc: Replace __ASSEMBLY__ with __ASSEMBLER__ in uapi headers Thomas Huth
2025-03-14 7:09 ` [PATCH 27/41] powerpc: Replace __ASSEMBLY__ with __ASSEMBLER__ in non-uapi headers Thomas Huth
2025-03-14 7:09 ` [PATCH 28/41] riscv: Replace __ASSEMBLY__ with __ASSEMBLER__ in uapi headers Thomas Huth
2025-03-14 7:10 ` [PATCH 29/41] riscv: Replace __ASSEMBLY__ with __ASSEMBLER__ in non-uapi headers Thomas Huth
2025-03-14 7:10 ` [PATCH 30/41] s390/uapi: Replace __ASSEMBLY__ with __ASSEMBLER__ in uapi headers Thomas Huth
2025-03-14 7:10 ` [PATCH 31/41] s390x: Replace __ASSEMBLY__ with __ASSEMBLER__ in non-uapi headers Thomas Huth
2025-03-14 7:10 ` [PATCH 32/41] sh: Replace __ASSEMBLY__ with __ASSEMBLER__ in the SuperH headers Thomas Huth
2025-06-07 13:11 ` John Paul Adrian Glaubitz
2025-03-14 7:10 ` [PATCH 33/41] sparc: Replace __ASSEMBLY__ with __ASSEMBLER__ in uapi headers Thomas Huth
2025-09-26 15:03 ` Andreas Larsson
2025-03-14 7:10 ` [PATCH 34/41] sparc: Replace __ASSEMBLY__ with __ASSEMBLER__ in non-uapi headers Thomas Huth
2025-08-03 13:33 ` John Paul Adrian Glaubitz
2025-08-04 6:01 ` Thomas Huth
2025-08-04 8:00 ` Arnd Bergmann
2025-08-04 18:04 ` David Laight [this message]
2025-08-05 9:50 ` Thomas Huth
2025-09-26 15:04 ` Andreas Larsson
2025-03-14 7:10 ` [PATCH 35/41] um: Replace __ASSEMBLY__ with __ASSEMBLER__ in the usermode headers Thomas Huth
2025-03-18 9:59 ` Johannes Berg
2025-03-14 7:10 ` [PATCH 36/41] x86: Replace __ASSEMBLY__ with __ASSEMBLER__ in uapi headers Thomas Huth
2025-03-14 7:10 ` [PATCH 37/41] x86: Replace __ASSEMBLY__ with __ASSEMBLER__ in non-uapi headers Thomas Huth
2025-03-14 7:10 ` [PATCH 38/41] xtensa: Replace __ASSEMBLY__ with __ASSEMBLER__ in uapi headers Thomas Huth
2025-03-14 7:10 ` [PATCH 39/41] xtensa: Replace __ASSEMBLY__ with __ASSEMBLER__ in non-uapi headers Thomas Huth
2025-03-14 7:10 ` [PATCH 40/41] scripts/dtc: Update fdt.h to the latest version Thomas Huth
2025-03-14 20:47 ` Rob Herring
2025-03-17 5:53 ` Thomas Huth
2025-03-14 7:10 ` [PATCH 41/41] treewide: Stop defining __ASSEMBLY__ for assembler files Thomas Huth
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