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Received: from VE1PR04MB6560.eurprd04.prod.outlook.com (2603:10a6:803:122::25) by DU0PR04MB9660.eurprd04.prod.outlook.com (2603:10a6:10:31b::6) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5612.22; Tue, 13 Sep 2022 13:44:12 +0000 Received: from VE1PR04MB6560.eurprd04.prod.outlook.com ([fe80::59bc:901a:98a7:76d4]) by VE1PR04MB6560.eurprd04.prod.outlook.com ([fe80::59bc:901a:98a7:76d4%5]) with mapi id 15.20.5612.022; Tue, 13 Sep 2022 13:44:11 +0000 Message-ID: <077641fe-f70d-2f25-d539-50198eb97284@suse.com> Date: Tue, 13 Sep 2022 15:44:10 +0200 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.2.2 Subject: Re: [PATCH 1/1] bfd: Stop using -Wstack-usage=262144 when built with Clang Content-Language: en-US To: Tsukasa OI Cc: binutils@sourceware.org, Nick Clifton References: <9edb72a280d3be93753afd29cfc2084d8a27fc14.1663073944.git.research_trasio@irq.a4lg.com> From: Jan Beulich In-Reply-To: <9edb72a280d3be93753afd29cfc2084d8a27fc14.1663073944.git.research_trasio@irq.a4lg.com> Content-Type: text/plain; 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However, Clang does not support "-Wstack-usage", > despite that related configuration part in bfd/warning.m4 handles the latest > Clang (15.0.0 as of this writing) as "GCC >= 5.0". > > The option "-Wstack-usage" was ignored when the first version of Clang is > released but even this "ignoring" behavior is removed before Clang 4.0.0. > So, if we give Clang "-Wstack-usage=262144", it generates a warning, making > the build failure. While not exactly the same, how about passing -Wframe-larger-than= when it's (new enough) Clang, instead of not passing any such option? Jan