From: Arnd Bergmann <arnd@kernel.org>
To: Arnd Bergmann <arnd@kernel.org>, Andrew Lunn <andrew@lunn.ch>,
Gregory Clement <gregory.clement@bootlin.com>
Cc: Arnd Bergmann <arnd@arndb.de>,
Thomas Petazzoni <thomas.petazzoni@bootlin.com>,
linux-kernel@vger.kernel.org,
Chris Packham <chris.packham@alliedtelesis.co.nz>,
Nick Desaulniers <ndesaulniers@google.com>,
soc@kernel.org, Mike Rapoport <rppt@kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
clang-built-linux@googlegroups.com,
Nathan Chancellor <nathan@kernel.org>
Subject: Re: [PATCH] ARM: mvebu: avoid clang -Wtautological-constant warning
Date: Thu, 1 Apr 2021 12:23:27 +0200 [thread overview]
Message-ID: <161727243811.583633.7548512731987590816.b4-ty@arndb.de> (raw)
In-Reply-To: <20210323131952.2835509-1-arnd@kernel.org>
From: Arnd Bergmann <arnd@arndb.de>
On Tue, 23 Mar 2021 14:19:42 +0100, Arnd Bergmann wrote:
> Clang warns about the comparison when using a 32-bit phys_addr_t:
>
> drivers/bus/mvebu-mbus.c:621:17: error: result of comparison of constant 4294967296 with expression of type 'phys_addr_t' (aka 'unsigned int') is always false [-Werror,-Wtautological-constant-out-of-range-compare]
> if (reg_start >= 0x100000000ULL)
>
> Add a cast to shut up the warning.
Applied to arm/fixes.
[1/1] ARM: mvebu: avoid clang -Wtautological-constant warning
commit: da03f523e83350caf2cf12f1169eca129efc445a
Arnd
prev parent reply other threads:[~2021-04-01 10:23 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-23 13:19 [PATCH] ARM: mvebu: avoid clang -Wtautological-constant warning Arnd Bergmann
2021-03-23 18:39 ` Nathan Chancellor
2021-04-01 10:23 ` Arnd Bergmann [this message]
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