Date: Mon, 29 Jun 2015 21:05:25 -0700 From: Justin Hibbits <jhibbits@freebsd.org> To: Konstantin Belousov <kostikbel@gmail.com> Cc: Andreas Tobler <andreast-list@fgznet.ch>, Garrett Cooper <yaneurabeya@gmail.com>, FreeBSD Current <freebsd-current@freebsd.org>, FreeBSD PowerPC ML <freebsd-ppc@freebsd.org> Subject: Re: powerpc and powerpc64 builds broken Message-ID: <CAHSQbTCKW3FLR13BpYE-0UQVKUQ9apDtfHSwVqUovf%2Bs_E09Gw@mail.gmail.com> In-Reply-To: <CAHSQbTBo7wsTPwG4dtPB9MrOm6zQ3BVEVn9uxSB0iPwozB9sHQ@mail.gmail.com> References: <CAHSQbTC31gdLryKxkBoUef0gN3CBssFZNPdQgiZ_QJNK1g4NPQ@mail.gmail.com> <8C09575A-B885-4F41-BFF8-46FEC028E755@gmail.com> <CAHSQbTA2XQKu=_Kyfr0zX5g0jsbtjDHc-UKPYAdkb=5JPYYsQg@mail.gmail.com> <20150628193222.GP2080@kib.kiev.ua> <559059ED.80104@fgznet.ch> <20150629053248.GQ2080@kib.kiev.ua> <CAHSQbTBo7wsTPwG4dtPB9MrOm6zQ3BVEVn9uxSB0iPwozB9sHQ@mail.gmail.com>
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On Mon, Jun 29, 2015 at 4:58 PM, Justin Hibbits <jhibbits@freebsd.org> wrote:
> On Sun, Jun 28, 2015 at 10:32 PM, Konstantin Belousov
> <kostikbel@gmail.com> 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 <yaneurabeya@gmail.com> wrote:
>>> >>>
>>> >>>> On Jun 28, 2015, at 10:48, Justin Hibbits <jhibbits@freebsd.org> 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
A universe build on the cluster passed, I'm nuking it.
- Justin
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