[Ohrrpgce] Can't compile 64-bit hspeak on the nightly build vm

Wed Dec 20 08:41:42 PST 2017

Yes, I can confirm that adding "-no-pie" in CXXLINKFLAGS does indeed work.
I can just type plain "scons" and it compiles correctly.

On Wed, Dec 20, 2017 at 2:35 AM, Ralph Versteegen <teeemcee at gmail.com>
wrote:

> Bah. I wasn't expecting that to work. fbc apparently only does a PIC build
> when building a dynamic library, not when building an executable. I think
> what's going on here is that fbc calls ld directly, while linkgcc=1 uses
> gcc to indirectly call the linker. I guess it's gcc itself which is telling
> ld to do a PIE build. I want to fix linkgcc=1.
>
> So could you please try editing SConscript to replace
> CXXLINKFLAGS = []
> with
> CXXLINKFLAGS = ["-no-pie"]
> and see if that works (running just plain "scons")
>
> On 20 December 2017 at 16:23, James Paige <Bob at hamsterrepublic.com> wrote:
>
>> Ah, yes! scons linkgcc=0 did the trick. :)
>>
>> On Tue, Dec 19, 2017 at 1:10 AM, Ralph Versteegen <teeemcee at gmail.com>
>> wrote:
>>
>>> Hmm. Most of the errors are in libfbmt.a. But a couple of the relocation
>>> errors are in .bas modules,  "relocation R_X86_64_32 against
>>> `.rodata.str1.1' " and I don't understand why - if gcc is defaulting to
>>> PIC,
>>> As fir why gcc says "...can not be used when making a shared object",
>>> I'm guessing that's a gcc bug, since PIC is normally only required when
>>> creating a dynamic library on non-x86, so configuring gcc to force it also
>>> for executables might activate the same codepath.
>>>
>>> Anyway, see if any of the following work:
>>> scons linkgcc=0
>>> FBFLAGS=-pic scons linkgcc=0
>>> FBFLAGS="-Wl -no-pie" scons
>>> (I suggest linkgcc=0 because linkgcc=1 always links libfbmt.a, never
>>> libfbmtpic.a which is compiled with -fPIC)
>>>
>>> On 19 December 2017 at 16:47, James Paige <Bob at hamsterrepublic.com>
>>> wrote:
>>>
>>>> I should have mentioned I already tried scons -c and it didn't help :(
>>>>
>>>>
>>>> On Monday, December 18, 2017, Ralph Versteegen <teeemcee at gmail.com>
>>>> wrote:
>>>>
>>>>> Run "scons -c" to delete the old object files. Since they were
>>>>> compiled without -fPIC, which is now the default in debian 9, they can't be
>>>>> linked into a PIE executable.
>>>>>
>>>>> On 19 December 2017 at 14:05, James Paige <Bob at hamsterrepublic.com>
>>>>> wrote:
>>>>>
>>>>>> So I made a copy of the 64 bit Linux VM, and upgraded it from Debian
>>>>>> 8 to Debian 9.
>>>>>>
>>>>>> hspeak compiles fine now as a 64 bit binary, but I can no longer
>>>>>> compile ohrrpgce-game and ohrrpgce-custom
>>>>>>
>>>>>> when making a shared object; recompile with -fPIC
>>>>>> /usr/bin/ld: /usr/local/bin/../lib/freebasic/linux-x86_64/libfbmt.a(io_print_wstr.o): relocation R_X86_64_32 against undefined symbol `__fb_ctx' can not be used when making a shared object; recompile with -fPIC
>>>>>> /usr/bin/ld: /usr/local/bin/../lib/freebasic/linux-x86_64/libfbmt.a(io_printvoid_wstr.o): relocation R_X86_64_32 against `.rodata.str4.4' can not be used when making a shared object; recompile with -fPIC
>>>>>> /usr/bin/ld: /usr/local/bin/../lib/freebasic/linux-x86_64/libfbmt.a(sys_getexename.o): relocation R_X86_64_32 against `.rodata.str1.1' can not be used when making a shared object; recompile with -fPIC
>>>>>> /usr/bin/ld: /usr/local/bin/../lib/freebasic/linux-x86_64/libfbmt.a(file_print_wstr.o): relocation R_X86_64_32 against undefined symbol `__fb_ctx' can not be used when making a shared object; recompile with -fPIC
>>>>>> /usr/bin/ld: /usr/local/bin/../lib/freebasic/linux-x86_64/libfbmt.a(io_printpad_wstr.o): relocation R_X86_64_32 against `.rodata.str4.4' can not be used when making a shared object; recompile with -fPIC
>>>>>> /usr/bin/ld: /usr/local/bin/../lib/freebasic/linux-x86_64/libfbmt.a(dev_scrn_write_wstr.o): relocation R_X86_64_32S against symbol `fb_DevScrnWriteWstr' can not be used when making a shared object; recompile with -fPIC
>>>>>> /usr/bin/ld: /usr/local/bin/../lib/freebasic/linux-x86_64/libfbmt.a(io_printbuff_wstr.o): relocation R_X86_64_32 against `.rodata.str1.1' can not be used when making a shared object; recompile with -fPIC
>>>>>> /usr/bin/ld: /usr/local/bin/../lib/freebasic/linux-x86_64/libfbmt.a(array_erase.o): relocation R_X86_64_PC32 against symbol `free@@GLIBC_2.2.5' can not be used when making a shared object; recompile with -fPIC
>>>>>> /usr/bin/ld: final link failed: Bad value
>>>>>> collect2: error: ld returned 1 exit status
>>>>>> scons: *** [ohrrpgce-game] Error 1
>>>>>> scons: building terminated because of errors.
>>>>>>
>>>>>>
>>>>>> On Sun, Dec 17, 2017 at 10:21 AM, James Paige <
>>>>>> Bob at hamsterrepublic.com> wrote:
>>>>>>
>>>>>>> Today I will try upgrading Debian on a copy of the 64-bit VM,
>>>>>>>  Hopefully that will resolve it.
>>>>>>>
>>>>>>> ---
>>>>>>> James
>>>>>>>
>>>>>>>
>>>>>>> On Sat, Dec 16, 2017 at 4:00 PM, Ralph Versteegen <
>>>>>>> teeemcee at gmail.com> wrote:
>>>>>>>
>>>>>>>> -no-pie is actually passed by SConscript.  I can't find any mention
>>>>>>>> in my emails about a -no-pie problem on debian. The problem we had was that
>>>>>>>> -no-pie was supported (nor necessary) for clang on OSX.
>>>>>>>>
>>>>>>>> The -no-pie flag was added in r9542:
>>>>>>>> """
>>>>>>>> scons: Fix hspeak builds on Arch Linux and others where gcc
>>>>>>>> defaults to PIE
>>>>>>>>
>>>>>>>> The Euphoria 4.1 builds we recommend (and which are also used by
>>>>>>>> the Arch
>>>>>>>> opeeuphoria package on AUR) haven't been built for PIE
>>>>>>>> """
>>>>>>>> Apparently this flag is also necessary on (recent?) Debian and
>>>>>>>> Ubuntu, as they also default to PIE.
>>>>>>>>
>>>>>>>> It's not clear, but from searching around it appears that this flag
>>>>>>>> used to be called -nopie until gcc 6 switched to -no-pie. So try that. I
>>>>>>>> have the man page for gcc 4.8 here, and it doesn't say either way.
>>>>>>>> Also, there is -fno-pie which is a compiler flag while -no-pie is a
>>>>>>>> linker flag (also understood by gcc). So you could also try that and see
>>>>>>>> whether it works. (I assume that -no-pie passed to gcc implies -fno-pie)
>>>>>>>>
>>>>>>>> On 16 December 2017 at 12:3
>>>>>>>> 2, James Paige <Bob at hamsterrepublic.com> wrote:
>>>>>>>>
>>>>>>>>> So now I remember why I have the 32-bit version of Euphoria
>>>>>>>>> installed on the Linux nightly build machine.
>>>>>>>>>
>>>>>>>>> The hspeak build fails because gcc doesn't understand --no-pie
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> gcc -o /home/james/src/ohr/wip/hspeak init-.o hspeak.o main-.o
>>>>>>>>> hspeak_0.o hspeak_1.o hspeak_2.o hspeak_3.o hspeak_4.o hsspiffy.o file.o
>>>>>>>>> sort.o get.o graphics.o machine.o math.o types.o unicode.o ucstypes.o
>>>>>>>>> io_with_unicode.o 0achine.o memory.o dll.o  /usr/share/euphoria/bin/eu.a
>>>>>>>>> -m64 -ldl -lm -lpthread -no-pie
>>>>>>>>> gcc: error: unrecognized command line option '-no-pie'
>>>>>>>>> hspeak.mak:97: recipe for target '/home/james/src/ohr/wip/hspeak'
>>>>>>>>> failed
>>>>>>>>> make: *** [/home/james/src/ohr/wip/hspeak] Error 1
>>>>>>>>> make: Leaving directory '/home/james/src/ohr/wip/build/hspeak'
>>>>>>>>> scons: done building targets.
>>>>>>>>> james at ixrat:~/src/ohr/wip$ euc -v
>>>>>>>>> Euphoria to C Translator v4.1.0 development
>>>>>>>>>    64-bit Linux, Using System Memory
>>>>>>>>>    Revision Date: 2015-02-02 14:18:53, Id: 5861:57179171dbed
>>>>>>>>> james at ixrat:~/src/ohr/wip$ gcc --version
>>>>>>>>> gcc (Debian 4.9.2-10) 4.9.2
>>>>>>>>> Copyright (C) 2014 Free Software Foundation, Inc.
>>>>>>>>> This is free software; see the source for copying conditions.
>>>>>>>>> There is NO
>>>>>>>>> warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR
>>>>>>>>> PURPOSE.
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> I am wondering if the easiest way to resolve this might be to
>>>>>>>>> upgrade the virtual machine from Debian 8.x to 9.x and hopefully get a
>>>>>>>>> version of gcc that does not have this problem.
>>>>>>>>>
>>>>>>>>> For now, I am leaving the 64-bit version of euphoria installed on
>>>>>>>>> the vm, so the 64-bit nightly builds are going to remain broken until I
>>>>>>>>> have figured out a solution.
>>>>>>>>>
>>>>>>>>> ---
>>>>>>>>> James
>>>>>>>>>
>>>>>>>>> _______________________________________________
>>>>>>>>> Ohrrpgce mailing list
>>>>>>>>> ohrrpgce at lists.motherhamster.org
>>>>>>>>> http://lists.motherhamster.org/listinfo.cgi/ohrrpgce-motherh
>>>>>>>>> amster.org
>>>>>>>>>
>>>>>>>>>
>>>>>>>>
>>>>>>>> _______________________________________________
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>>>>>>>> amster.org
>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>
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>>>>>>
>>>>>
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