Date: Tue, 22 Jun 2021 21:49:58 +0200 From: Dimitry Andric <dim@FreeBSD.org> To: John Baldwin <jhb@FreeBSD.org> Cc: "O. Hartmann" <ohartmann@walstatt.org>, FreeBSD CURRENT <freebsd-current@freebsd.org> Subject: Re: CURRENT: acpi_wakecode.S error: unknown -Werror warning specifier: '-Wno-error-tautological-compare' Message-ID: <E0D1F0E2-5920-44DB-9B5B-A438BCB7D549@FreeBSD.org> In-Reply-To: <a3b83636-2e51-66a4-17f0-e248a7ef60dc@FreeBSD.org> References: <20210622201345.410835b9@thor.intern.walstatt.dynvpn.de> <a3b83636-2e51-66a4-17f0-e248a7ef60dc@FreeBSD.org>
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[-- Attachment #1 --] On 22 Jun 2021, at 20:24, John Baldwin <jhb@FreeBSD.org> wrote: > > On 6/22/21 11:13 AM, O. Hartmann wrote: >> Hello, >> on a recent CURRENT (FreeBSD 14.0-CURRENT #6 main-n247512-e3be51b2bc7c: Tue Jun 22 15:31:03 >> CEST 2021 amd64) we build a 13-STABLE based NanoBSD from a dedicated source tree for a small >> routing appliance. It should be " ...we built ..." because sinde the introduction of >> LLVM/CLANG 12 on FreeBSD, the build of the source tree fails with the error shown below. >> Since these errors a re die to some compiler knobs, the question is how to avoid them and make >> the tree of 13-STABLE build again? >> We do not do explicetely cross compiling, so if there is in general an issue with this "brute >> force method" I would appreciate any recommendation to avoid such malfunctions using other >> techniques - as long as they are moderate to implement. >> Thanks in advance and kind regards, > > You can use 'make buildworld WITHOUT_SYSTEM_COMPILER=yes' to force your builds to use the > clang 11 included in stable/13 instead of the host clang 12. You could also MFC the fixes > from head to use -Wno-error= instead of -Wno-error-. Yes, the latter is probably a better solution. I have merged the following: https://cgit.freebsd.org/src/commit/?h=stable/13&id=a7ade2196244fa21bdee913fb9448d07e9f3760c https://cgit.freebsd.org/src/commit/?h=stable/12&id=742d315019789de01d5dbf736cbafd49cc603276 https://cgit.freebsd.org/src/commit/?h=stable/11&id=ff236cdc389341c219a7de107a74bd86331780af -Dimitry [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG/MacGPG2 v2.2 iF0EARECAB0WIQR6tGLSzjX8bUI5T82wXqMKLiCWowUCYNI+5gAKCRCwXqMKLiCW o1PTAJwMtINmMZReYY9s29wabRvOtoof6gCgrL6QM7U3U7g1BcSNrWLRSCisVbg= =N16Q -----END PGP SIGNATURE-----
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