From owner-freebsd-ppc@freebsd.org Mon Jun 29 23:58:12 2015 Return-Path: Delivered-To: freebsd-ppc@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id F3EDF98F4A5; Mon, 29 Jun 2015 23:58:11 +0000 (UTC) (envelope-from chmeeedalf@gmail.com) Received: from mail-ig0-x233.google.com (mail-ig0-x233.google.com [IPv6:2607:f8b0:4001:c05::233]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id BC5172412; Mon, 29 Jun 2015 23:58:11 +0000 (UTC) (envelope-from chmeeedalf@gmail.com) Received: by igrv9 with SMTP id v9so40238928igr.1; Mon, 29 Jun 2015 16:58:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:date:message-id:subject :from:to:cc:content-type; bh=pkTAehlFilclZtTXoqAg5W14KIChE+O9rkmo8zH2PJA=; b=H/w2XC5I00hP9fRwvndARkp3/XTGfPOZ4lViLOyWnjZ4egMtkKNlQ6NE9A2P2K12Qe WBD9UAybGCUv/NYpl3aKW2PKxsDjL0MMNPBg9FEzMTIFknm1Bk61g/2JO45dbYzv+GG0 0E+uxj8Y9Xi9rG5vRUnVSshsvdA0pDbhMtlIBRyWYy8p/SmtQZaCcUiOIaZqEdS89A7v 7wd3jLgaNYRXKmLHFvS/qVWyc1OGFZtW0CGAw122s5w97xL4vOZDl2u7ciNo+ejVIBRZ yRHM2g5mY3s/3EKcTHOnmQ/dQzjcmMVzMhAZXPAwjxT03hJRQVQ+1BE2qMb+9RyA10Rb VUNw== MIME-Version: 1.0 X-Received: by 10.42.170.74 with SMTP id e10mr20453765icz.71.1435622291216; Mon, 29 Jun 2015 16:58:11 -0700 (PDT) Sender: chmeeedalf@gmail.com Received: by 10.36.69.80 with HTTP; Mon, 29 Jun 2015 16:58:11 -0700 (PDT) In-Reply-To: <20150629053248.GQ2080@kib.kiev.ua> References: <8C09575A-B885-4F41-BFF8-46FEC028E755@gmail.com> <20150628193222.GP2080@kib.kiev.ua> <559059ED.80104@fgznet.ch> <20150629053248.GQ2080@kib.kiev.ua> Date: Mon, 29 Jun 2015 16:58:11 -0700 X-Google-Sender-Auth: 25NJ8VbXkpxY4i1gVSOCQ_rMyVQ Message-ID: Subject: Re: powerpc and powerpc64 builds broken From: Justin Hibbits To: Konstantin Belousov Cc: Andreas Tobler , Garrett Cooper , FreeBSD Current , FreeBSD PowerPC ML Content-Type: text/plain; charset=UTF-8 X-BeenThere: freebsd-ppc@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Porting FreeBSD to the PowerPC List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 29 Jun 2015 23:58:12 -0000 On Sun, Jun 28, 2015 at 10:32 PM, Konstantin Belousov wrote: > On Sun, Jun 28, 2015 at 10:32:45PM +0200, Andreas Tobler wrote: >> On 28.06.15 21:32, Konstantin Belousov wrote: >> > On Sun, Jun 28, 2015 at 12:09:25PM -0700, Justin Hibbits wrote: >> >> On Sun, Jun 28, 2015 at 11:36 AM, Garrett Cooper wrote: >> >>> >> >>>> On Jun 28, 2015, at 10:48, Justin Hibbits wrote: >> >>>> >> >>>> Both powerpc and powerpc64 builds are broken in the same way, in >> >>>> usr.bin/mkesdb. It was working correctly as of just before BSDCan, I >> >>>> successfully built world and kernel on June 6. >> >>>> >> >>>> The error seen at this point is: >> >>>> >> >>>> cc -O2 -pipe -I/home/chmeee/freebsd/head/usr.bin/mkesdb >> >>>> -I/home/chmeee/freebsd/head/usr.bin/mkesdb/../mkesdb >> >>>> -I/home/chmeee/freebsd/head/usr.bin/mkesdb/../../lib/libc/iconv >> >>>> -std=gnu99 -fstack-protector -Wsystem-headers -Werror -Wall >> >>>> -Wno-format-y2k -W -Wno-unused-parameter -Wstrict-prototypes >> >>>> -Wmissing-prototypes -Wpointer-arith -Wreturn-type -Wcast-qual >> >>>> -Wwrite-strings -Wswitch -Wshadow -Wunused-parameter -Wcast-align >> >>>> -Wchar-subscripts -Winline -Wnested-externs -Wredundant-decls >> >>>> -Wold-style-definition -Wno-pointer-sign >> >>>> -L/home/chmeee/world/zhabar/home/chmeee/freebsd/head/usr.bin/mkesdb/../../lib/libc >> >>>> -o mkesdb lex.o yacc.o >> >>>> /home/chmeee/world/zhabar/home/chmeee/freebsd/head/tmp/usr/bin/ld: >> >>>> undefined reference to symbol `_end' (try adding -lc) >> >>>> /home/chmeee/world/zhabar/home/chmeee/freebsd/head/tmp/lib/libc.so.7: >> >>>> could not read symbols: Bad value >> >>>> >> >>>> I've seen this both locally on my G5, and on the Power8 in the FreeBSD cluster. >> >>> >> >>> - What does file say when you run it on libc.so.7? >> >> >> >> /usr/obj/usr/src/lib/libc/libc.so.7: ELF 64-bit MSB shared object, >> >> 64-bit PowerPC or cisco 7500, version 1 (FreeBSD), dynamically linked, >> >> not stripped >> > I think a libc linker could try for that command line lives in >> > /home/chmeee/world/zhabar/home/chmeee/freebsd/head/lib/libc/libc.so >> > or in >> > /home/chmeee/world/zhabar/home/chmeee/freebsd/head/tmp/lib/libc.so >> > >> > But, the reason for your troubles seems to come from the >> > usr.bin/mkesdb/Makefile. Why does it explicitely adds LDFLAGS to point >> > to objdir/.../libc, I have no idea. >> >> >> Neither me. >> >> Here with this mods it compiles: >> >> Either: >> >> --- Makefile (revision 284911) >> +++ Makefile (working copy) >> @@ -3,7 +3,7 @@ >> .PATH: ${.CURDIR}/../../lib/libc/iconv >> >> PROG= mkesdb >> -LDFLAGS+= -L${.OBJDIR}/../../lib/libc >> +LDFLAGS+= -L${.OBJDIR}/../../lib/libc/libc >> >> NO_WMISSING_VARIABLE_DECLARATIONS= >> >> >> Or: >> >> Index: Makefile >> =================================================================== >> --- Makefile (revision 284911) >> +++ Makefile (working copy) >> @@ -3,7 +3,7 @@ >> .PATH: ${.CURDIR}/../../lib/libc/iconv >> >> PROG= mkesdb >> -LDFLAGS+= -L${.OBJDIR}/../../lib/libc >> +LDFLAGS+= -L${.CURDIR}/../../lib/libc >> >> NO_WMISSING_VARIABLE_DECLARATIONS= > > No, I mean that LDFLAGS explicitely listing supposed location for libc > is wrong, too much wrong. If mkesd is special, it might need to become > a bootstrap tool. But the hackery above is too fragile and it is surprising > that it went unnoticed for such long time (after the citrus enablement). Would anyone object to me simply removing that line? This fixes the build on powerpc64, and I highly doubt it would impact any other build. - Justin