Date: Tue, 2 Dec 2014 09:31:33 +0100 From: Baptiste Daroussin <bapt@FreeBSD.org> To: Warner Losh <wlosh@netflix.com> Cc: current@FreeBSD.org Subject: Re: External toolchain support Message-ID: <20141202083132.GB35285@ivaldir.etoilebsd.net> In-Reply-To: <F29A9EDB-A3DF-4D63-9EC4-598F64675416@gmail.com> References: <20141129150440.GC88765@ivaldir.etoilebsd.net> <F29A9EDB-A3DF-4D63-9EC4-598F64675416@gmail.com>
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[-- Attachment #1 --] On Mon, Dec 01, 2014 at 10:05:29PM -0700, Warner Losh wrote: > > > On Nov 29, 2014, at 8:04 AM, Baptiste Daroussin <bapt@FreeBSD.org> wrote: > > > > Hi all, > > > > It is now possible to use an external toolchain to build the kernel and base > > (tested with gcc 4.9.1 and latest binutils) > > > > Of course a lot of work is needed to make it build cleanly (aka lots of warning > > to fix). > > > > What have been tested so far: > > - sparc64 kernel + world > > - amd64 kernel + world > > - powerpc64 kernel + world > > > > mips cannot be tested because upstream gcc never heard of FreeBSD running on > > mips, and I did not receive any patches for mips. > > I have patches for 4.8 or so knocking around somewhere... Seems like kan@ have patches for 4.9.1 and was able to build world with it! (that is mips64) > [...snip...] > > > > also notes that for the kernel a lots of warnings are disabled in > > share/sys/kern.mk so do not hesitate to remove yourself those -Wno-error= and > > fix the issue they are hidding! > > Cool. Please coordinate with me before removing the -Wno-error because they vary by > architecture. > Sure that was implied or build with all supported toolchains. regards, Bapt [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iEYEABECAAYFAlR9eOQACgkQ8kTtMUmk6EwCpQCeMNC+WRdEXXif/JFCKUsDM4Kg A90AnR+yEH66rr1uhs84/lj3p1gA+vab =cmqS -----END PGP SIGNATURE-----
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