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Date:      Tue, 5 Mar 2019 13:16:26 -0500
From:      Shawn Webb <shawn.webb@hardenedbsd.org>
To:        "O. Hartmann" <ohartmann@walstatt.org>
Cc:        FreeBSD CURRENT <freebsd-current@freebsd.org>
Subject:   Re: r344798: c++: error: linker command failed with exit code
Message-ID:  <20190305181626.5pjq3agu5lrw76vo@mutt-hbsd>
In-Reply-To: <20190305174538.5fa6670f@thor.intern.walstatt.dynvpn.de>
References:  <20190305174538.5fa6670f@thor.intern.walstatt.dynvpn.de>

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On Tue, Mar 05, 2019 at 05:45:11PM +0100, O. Hartmann wrote:
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA256
>=20
> Hello,
>=20
> recent buildworld on a CURRENT box (FreeBSD 13.0-CURRENT #246 r344742: Su=
n Mar  3 21:26:44 CET
> 2019 amd64) fails to build due to:
>=20
> [...]
>=20
> Building /usr/obj/usr/src/amd64.amd64/tmp/obj-tools/usr.bin/clang/clang/c=
lang
> - --- clang ---
> ld: error: undefined symbol: llvm::createBPFMIPreEmitCheckingPass()
> >>> referenced by BPFTargetMachine.cpp
> >>>               BPFTargetMachine.o:((anonymous namespace)::BPFPassConfi=
g::addPreEmitPass())
> >>> in archive /usr/obj/usr/src/amd64.amd64/tmp/obj-tools/lib/clang/libll=
vm/libllvm.a
> ld: error: undefined symbol: llvm::BTFDebug::BTFDebug(llvm::AsmPrinter*)
> >>> referenced by BPFAsmPrinter.cpp
> >>>               BPFAsmPrinter.o:((anonymous
> >>> namespace)::BPFAsmPrinter::doInitialization(llvm::Module&)) in
> >>> archive /usr/obj/usr/src/amd64.amd64/tmp/obj-tools/lib/clang/libllvm/=
libllvm.a
> c++: error: linker command failed with exit code 1 (use -v to see invocat=
ion)
> *** [clang] Error code 1
>=20
> make[4]: stopped in /usr/src/usr.bin/clang/clang
> [...]
>=20
> I tried to rebuild world from a fresh /usr/src and /usr/obj but the host =
gets always stuck at
> the same error.

Do you have a custom src.conf and make.conf?

Thanks,

--=20
Shawn Webb
Cofounder and Security Engineer
HardenedBSD

Tor-ified Signal:    +1 443-546-8752
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