Re: .L xyz.C+ with 32bit ROOT version on 64bit machine

Hi,

Sorry, correcting myself here: dialing the 64 bit compiler is of course just fine because it gets the -m32 flag passed!

Cheers, Axel

"Axel Naumann" <Axel.Naumann_at_cern.ch> wrote:

>Hi,
>
>Alexander Mann wrote on 07/28/2010 05:33 PM:
>> indeed, using the wrong g++ version caused this. Changing
>>
>> source /afs/cern.ch/sw/lcg/contrib/gcc/4.3/i686-slc5-gcc43-opt/setup.sh
>>
>> to
>>
>> source /afs/cern.ch/sw/lcg/contrib/gcc/4.3/x86_64-slc5-gcc43-opt/setup.sh
>>
>> fixes this issue.
>
>But then you use the 64bit version of the compiler, which generates
>libraries incompatible with a 32bit root. You claimed to use a 32bit
>root, so this cannot solve your problem. Instead either use your local
>g++ (check that it works) or use GCC43 (i686-slc5) from AFS. If you
>cannot build any binaries with either then your OS's toolchain (gcc,
>binutils as ld) is not installed correctly.
>
>Cheers, Axel.
>
>> BUT instead I get another problem: In the end I want to use PyROOT, and
>> when I source the x86_64 version I get an error in python when importing
>> the ROOT module:
>
>This might be a consequence of setting up the wrong version (64 instead
>of 32 bit) of GCC.
>
>Cheers, Axel.
>
>> Python 2.5.4 (r254:67916, Oct 8 2009, 11:42:02)
>> [GCC 4.3.2] on linux2
>> Type "help", "copyright", "credits" or "license" for more information.
>>>>> import ROOT
>> Traceback (most recent call last):
>> File "<stdin>", line 1, in <module>
>> File
>> "/afs/cern.ch/sw/lcg/app/releases/ROOT/5.26.00b/i686-slc5-gcc43-opt/root/lib/ROOT.py",
>> line 86, in <module>
>> import libPyROOT as _root
>> ImportError: /usr/lib/libstdc++.so.6: version `GLIBCXX_3.4.9' not found
>> (required by
>> /afs/cern.ch/sw/lcg/app/releases/ROOT/5.26.00b/i686-slc5-gcc43-opt/root/lib/libPyROOT.so)
>>
>>
>> Do you know how to solve both problems? Maybe it's not possible in
>> principle.
>>
>> cu,
>> Alexander
>>
>>
>>
>> Am 28.07.2010 17:09, schrieb Axel Naumann:
>>> Hi Alexander,
>>>
>>> this looks like a broken installation of your toolchain. Can you try to
>>> compile any C++ program with -m32 using your g++?
>>>
>>> Cheers, Axel.
>>>
>>> Alexander Mann wrote on 07/28/2010 02:15 PM:
>>>>
>>>> Hi Axel,
>>>>
>>>> I will send the full debug output to you in another mail in order not to
>>>> spam the mailing list.
>>>>
>>>> You are right that indeed the -m32 option is used there. Maybe it's just
>>>> the other way round, i.e. -m64 needs to be used here?
>>>>
>>>> .
>>>> .
>>>> .
>>>> Info in<ACLiC>: cd "/net/ph2/auto/home/mann/Code/PyROOT/." ; g++ -c -O2
>>>> -pipe -m32 -Wall -W -Woverloaded-virtual -fPIC -pthread
>>>> -I$ROOTSYS/include
>>>> -I"/afs/cern.ch/sw/lcg/app/releases/ROOT/5.26.00b/i686-slc5-gcc43-opt/root/include"
>>>>
>>>> -I"/net/ph2/auto/home/mann/Code/PyROOT/."
>>>> -I"/net/ph2/auto/home/mann/Code/PyROOT"
>>>> "/net/ph2/auto/home/mann/Code/PyROOT/./Loader_C_ACLiC_dict.cxx" ; g++
>>>> "/net/ph2/auto/home/mann/Code/PyROOT/./Loader_C_ACLiC_dict.o" -shared
>>>> -Wl,-soname,Loader_C.so -m32 -O2
>>>> /afs/cern.ch/sw/lcg/app/releases/ROOT/5.26.00b/i686-slc5-gcc43-opt/root/lib/libCint.so
>>>>
>>>> /afs/cern.ch/sw/lcg/app/releases/ROOT/5.26.00b/i686-slc5-gcc43-opt/root/lib/libCore.so
>>>>
>>>> /afs/cern.ch/sw/lcg/app/releases/ROOT/5.26.00b/i686-slc5-gcc43-opt/root/lib/libRint.so
>>>>
>>>> /afs/cern.ch/sw/lcg/app/releases/ROOT/5.26.00b/i686-slc5-gcc43-opt/root/lib/libMathCore.so
>>>>
>>>> -o "/net/ph2/auto/home/mann/Code/PyROOT/./Loader_C.so"
>>>> {standard input}: Assembler messages:
>>>> .
>>>> .
>>>> .
>>>>
>>>> cu,
>>>> Alexander
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> Am 28.07.2010 13:19, schrieb Axel Naumann:
>>>>> Hi Alexander,
>>>>>
>>>>> Looking at
>>>>> /afs/cern.ch/sw/lcg/app/releases/ROOT/5.26.00b/i686-slc5-gcc43-opt/root/include/compiledata.h
>>>>>
>>>>>
>>>>> I see that -m32 is passed in all compiler invocations - I don't see how
>>>>> it could fail. Can you run
>>>>>
>>>>> root [0] gDebug=7
>>>>> root [1] .L Loader.C+
>>>>>
>>>>> and send the output? (I'll be a few pages...)
>>>>>
>>>>> Cheers, Axel.
>>>>>
>>>>> Alexander Mann wrote on 07/28/2010 01:05 PM:
>>>>>>
>>>>>> Hi Bertrand,
>>>>>>
>>>>>> good idea, but it did not help :(
>>>>>>
>>>>>> What I am doing is this:
>>>>>>
>>>>>> # setting up 32 bit ROOT 5.26.00b
>>>>>> source
>>>>>> /afs/cern.ch/sw/lcg/contrib/gcc/4.3/i686-slc5-gcc43-opt/setup.sh
>>>>>> export
>>>>>> ROOTSYS=/afs/cern.ch/sw/lcg/app/releases/ROOT/5.26.00b/i686-slc5-gcc43-opt/root
>>>>>>
>>>>>>
>>>>>>
>>>>>> export
>>>>>> PATH=/afs/cern.ch/sw/lcg/external/Python/2.5.4p2/i686-slc5-gcc43-opt/bin:$ROOTSYS/bin:$PATH
>>>>>>
>>>>>>
>>>>>>
>>>>>> export
>>>>>> LD_LIBRARY_PATH=$ROOTSYS/lib:/afs/cern.ch/sw/lcg/external/Python/2.5.4p2/i686-slc5-gcc43-opt/lib:$LD_LIBRARY_PATH
>>>>>>
>>>>>>
>>>>>>
>>>>>> export PYTHONPATH=$PYTHONPATH:$ROOTSYS/lib
>>>>>>
>>>>>>
>>>>>> In ROOT:
>>>>>>
>>>>>> .L Loader.C+
>>>>>>
>>>>>>
>>>>>> This is the contents of the file Loader.C:
>>>>>>
>>>>>> #include<vector>
>>>>>> #ifdef __CINT__
>>>>>> #pragma link C++ class vector<vector<float> >;
>>>>>> #pragma link C++ class vector<vector<int> >;
>>>>>> #pragma link C++ class pair<string,string>;
>>>>>> #else
>>>>>> template class std::vector<std::vector<float> >;
>>>>>> template class std::vector<std::vector<int> >;
>>>>>> #endif
>>>>>>
>>>>>>
>>>>>> Gives these error messages:
>>>>>>
>>>>>> root [0] .L Loader.C+
>>>>>> Info in<TUnixSystem::ACLiC>: creating shared library
>>>>>> /net/ph2/auto/home/mann/Code/PyROOT/./Loader_C.so
>>>>>> {standard input}: Assembler messages:
>>>>>> {standard input}:11: Error: suffix or operands invalid for `push'
>>>>>> {standard input}:16: Error: relocated field and relocation type differ
>>>>>> in signedness
>>>>>> {standard input}:19: Error: suffix or operands invalid for `pop'
>>>>>> .
>>>>>> .
>>>>>> .
>>>>>> {standard input}:26058: Error: relocated field and relocation type
>>>>>> differ in signedness
>>>>>> {standard input}:26077: Error: relocated field and relocation type
>>>>>> differ in signedness
>>>>>> {standard input}:26096: Error: relocated field and relocation type
>>>>>> differ in signedness
>>>>>> g++: /net/ph2/auto/home/mann/Code/PyROOT/./Loader_C_ACLiC_dict.o: No
>>>>>> such file or directory
>>>>>> Error in<ACLiC>: Compilation failed!
>>>>>>
>>>>>> cu,
>>>>>> Alexander
>>>>>>
>>>>>>
>>>>>>
>>>>>> Am 28.07.2010 12:56, schrieb Bertrand Bellenot:
>>>>>>> Hi Alexander,
>>>>>>>
>>>>>>> Maybe you could try to setup the compiler:
>>>>>>>
>>>>>>> From bash:
>>>>>>> source /afs/cern.ch/sw/lcg/contrib/gcc/4.3/i686/setup.sh
>>>>>>>
>>>>>>> From tcshell:
>>>>>>> source /afs/cern.ch/sw/lcg/contrib/gcc/4.3/i686/setup.csh
>>>>>>>
>>>>>>> Cheers, Bertrand.
>>>>>>>
>>>>>>> -----Original Message-----
>>>>>>> From: owner-roottalk_at_root.cern.ch
>>>>>>> [mailto:owner-roottalk_at_root.cern.ch]
>>>>>>> On Behalf Of Alexander Mann
>>>>>>> Sent: Wednesday, July 28, 2010 12:47
>>>>>>> To: roottalk_at_root.cern.ch
>>>>>>> Subject: [ROOT] .L xyz.C+ with 32bit ROOT version on 64bit machine
>>>>>>>
>>>>>>>
>>>>>>> Hi,
>>>>>>>
>>>>>>> I have a complicated problem. I need to use the 32 bit version of
>>>>>>> ROOT
>>>>>>> on a 64 bit machine. This seems to cause trouble when I try to
>>>>>>> compile
>>>>>>> macros in CINT with .L xyz.C+, I get lots of assembler errors,
>>>>>>> probably
>>>>>>> related to the 32/64 bit issue:
>>>>>>>
>>>>>>> {standard input}: Assembler messages:
>>>>>>> {standard input}:11: Error: suffix or operands invalid for `push'
>>>>>>> {standard input}:16: Error: relocated field and relocation type
>>>>>>> differ
>>>>>>> in signedness
>>>>>>> ...
>>>>>>>
>>>>>>> Is there a way to pass a switch to the assembler that fixes this?
>>>>>>>
>>>>>>> I am using this root:
>>>>>>> /afs/cern.ch/sw/lcg/app/releases/ROOT/5.26.00b/i686-slc5-gcc43-opt/root/
>>>>>>>
>>>>>>>
>>>>>>> bin/root
>>>>>>>
>>>>>>> on such a machine:
>>>>>>> Linux 2.6.18-194.8.1.el5 #1 SMP Thu Jul 1 19:04:48 EDT 2010 x86_64
>>>>>>> x86_64 x86_64 GNU/Linux
>>>>>>>
>>>>>>> Any help is much appreciated!
>>>>>>>
>>>>>>> cu,
>>>>>>> Alexander
>>>>>>>
>>>>>>
>>>>>>
>>>>
>>>>
>>
>>
Received on Wed Jul 28 2010 - 20:31:11 CEST