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Date:      Wed, 25 Jul 2018 08:49:15 -0600
From:      Ian Lepore <ian@freebsd.org>
To:        Ulrich =?ISO-8859-1?Q?Sp=F6rlein?= <uqs@freebsd.org>, freebsd-stable@freebsd.org
Subject:   Re: -STABLE can no longer build -CURRENT kernel, linker missing ifunc
Message-ID:  <1532530155.61594.0.camel@freebsd.org>
In-Reply-To: <CAJ9axoTbmTaq1OiHVvSdUW8GLg6yRktNQw9-Aasi3p38Yt7vcQ@mail.gmail.com>
References:  <CAJ9axoTbmTaq1OiHVvSdUW8GLg6yRktNQw9-Aasi3p38Yt7vcQ@mail.gmail.com>

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On Wed, 2018-07-25 at 14:35 +0200, Ulrich Spörlein wrote:
> Hey all, as of a couple of weeks ago, neither 11.2-RELEASE nor a
> recent
> 11-STABLE can buildkernel from head.
> 
> This has stopped the Coverity Scan runs dead in its track and I
> wonder how
> anyone would boostrap a move from 11.x to 12.0 then.
> 
> % env __MAKE_CONF=/dev/null make buildkernel
> make[1]: "/data/freebsd.work/Makefile.inc1" line 343:
> SYSTEM_COMPILER:
> libclang will be built for bootstrapping a cross-compiler.
> make[1]: "/data/freebsd.work/Makefile.inc1" line 348: SYSTEM_LINKER:
> libclang will be built for bootstrapping a cross-linker.
> 
> --------------------------------------------------------------
> > 
> > > 
> > > > 
> > > > Kernel build for GENERIC started on Wed Jul 25 14:34:46 CEST
> > > > 2018
> --------------------------------------------------------------
> ===> GENERIC
> mkdir -p /usr/obj/data/freebsd.work/amd64.amd64/sys
> 
> --------------------------------------------------------------
> > 
> > > 
> > > > 
> > > > stage 1: configuring the kernel
> --------------------------------------------------------------
> cd /data/freebsd.work/sys/amd64/conf;  PATH=/usr/obj/data/
> freebsd.work/amd64.amd64/tmp/legacy/usr/sbin:/usr/obj/data/freebsd.wo
> rk/amd64.amd64/tmp/legacy/usr/bin:/usr/obj/data/freebsd.work/amd64.am
> d64/tmp/legacy/bin:/usr/obj/data/freebsd.work/amd64.amd64/tmp/usr/sbi
> n:/usr/obj/data/freebsd.work/amd64.amd64/tmp/usr/bin:/sbin:/bin:/usr/
> sbin:/usr/bin
> config  -d /usr/obj/data/freebsd.work/amd64.amd64/sys/GENERIC  -I
> '/data/
> freebsd.work/sys/amd64/conf'
> '/data/freebsd.work/sys/amd64/conf/GENERIC'
> Kernel build directory is
> /usr/obj/data/freebsd.work/amd64.amd64/sys/GENERIC
> Don't forget to do ``make cleandepend && make depend''
> 
> --------------------------------------------------------------
> > 
> > > 
> > > > 
> > > > stage 2.1: cleaning up the object tree
> --------------------------------------------------------------
> cd /usr/obj/data/freebsd.work/amd64.amd64/sys/GENERIC;
> MACHINE_ARCH=amd64
> MACHINE=amd64 CPUTYPE= CC="cc -target x86_64-unknown-freebsd12.0
> --sysroot=/usr/obj/data/freebsd.work/amd64.amd64/tmp -B/usr/obj/data/
> freebsd.work/amd64.amd64/tmp/usr/bin" CXX="c++  -target
> x86_64-unknown-freebsd12.0 --sysroot=/usr/obj/data/
> freebsd.work/amd64.amd64/tmp -B/usr/obj/data/
> freebsd.work/amd64.amd64/tmp/usr/bin" CPP="cpp -target
> x86_64-unknown-freebsd12.0 --sysroot=/usr/obj/data/
> freebsd.work/amd64.amd64/tmp -B/usr/obj/data/
> freebsd.work/amd64.amd64/tmp/usr/bin" AS="as" AR="ar" LD="ld"
> LLVM_LINK=""
> NM=nm OBJCOPY="objcopy" RANLIB=ranlib STRINGS= SIZE="size"
> INSTALL="sh
> /data/freebsd.work/tools/install.sh" PATH=/usr/obj/data/
> freebsd.work/amd64.amd64/tmp/legacy/usr/sbin:/usr/obj/data/freebsd.wo
> rk/amd64.amd64/tmp/legacy/usr/bin:/usr/obj/data/freebsd.work/amd64.am
> d64/tmp/legacy/bin:/usr/obj/data/freebsd.work/amd64.amd64/tmp/usr/sbi
> n:/usr/obj/data/freebsd.work/amd64.amd64/tmp/usr/bin:/sbin:/bin:/usr/
> sbin:/usr/bin
> make  -m /data/freebsd.work/share/mk  KERNEL=kernel cleandir
> make[2]: "/data/freebsd.work/sys/conf/kern.pre.mk" line 125: amd64
> kernel
> requires linker ifunc support
> *** Error code 1
> 
> Stop.
> make[1]: stopped in /data/freebsd.work
> *** Error code 1
> 
> Stop.
> make: stopped in /data/freebsd.work
> _______________________________________________

I think you may need to do "make kernel-toolchain" first.

-- Ian



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