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Message-ID: <SJ1PR11MB6083D8F1467F094A5F1993EAFCA6A@SJ1PR11MB6083.namprd11.prod.outlook.com>
Date:   Thu, 2 Nov 2023 22:02:50 +0000
From:   "Luck, Tony" <tony.luck@...el.com>
To:     "Chatre, Reinette" <reinette.chatre@...el.com>,
        "Moger, Babu" <babu.moger@....com>
CC:     "Yu, Fenghua" <fenghua.yu@...el.com>,
        Peter Newman <peternewman@...gle.com>,
        "x86@...nel.org" <x86@...nel.org>,
        Shaopeng Tan <tan.shaopeng@...itsu.com>,
        James Morse <james.morse@....com>,
        Jamie Iles <quic_jiles@...cinc.com>,
        Randy Dunlap <rdunlap@...radead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "patches@...ts.linux.dev" <patches@...ts.linux.dev>
Subject: RE: [PATCH v2] x86/resctrl: Fix unused variable warning in
 cache_alloc_hsw_probe()

> This is strange, I am not able to encounter this warning. Is my gcc perhaps
> too old? I know there were some specific versions needed to reproduce similar
> warnings with clang (see reference commit 793207bad71c ("x86/resctrl: Fix a silly
> -Wunused-but-set-variable warning")).

I'm using the default install from Fedora 38:

$ gcc --version
gcc (GCC) 13.2.1 20230728 (Red Hat 13.2.1-1)
Copyright (C) 2023 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

-Tony

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