I just looked at mpif77 using vi. Call me crazy, but it definitely
seems like a binary executable to me (lots of ^@^G^@^@^@^E^@^@^@).
Is there some LAM build configure option where you can compile it as
a shell script as opposed to a binary?
Thank you,
Aaron Thompson
Vanderbilt University
aaron.p.thompson_at_[hidden]
On Jun 11, 2007, at 8:47 AM, Konrad Karczewski wrote:
> Hi,
>
> The mpif77 is a script - you can edit it manually without any problem.
>
> HtH
> Konrad Karczewski
>
> On Sun, 10 Jun 2007, Aaron Thompson wrote:
>
>> I fixed the problem! Looks like there's some sort of bug in gcc
>> 4.2.0 on Mac OS X 10.4 when using -force_flat_namespace. For those
>> searching the list with the same problem, see here: http://
>> gcc.gnu.org/ml/gcc-bugs/2006-05/msg00273.html
>> Instead of using mpif77, I ran gfortran without the linker and
>> excluded -force_flat_namespace manually. Is there any way I can
>> change the arguments that mpif77 uses without recompiling?
>>
>> Thanks,
>>
>> Aaron Thompson
>> Vanderbilt University
>> aaron.p.thompson_at_[hidden]
>>
>>
>>
>> On Jun 9, 2007, at 11:38 PM, Aaron Thompson wrote:
>>
>>> Greg,
>>> I tried using those flags, but I got the same error. If this
>>> helps,
>>> here's my output from mpif77 -showme:
>>>
>>> /usr/local/bin/gfortran -I/usr/local/lammpi/include -Wl,-u -
>>> Wl,_lam_darwin_malloc_linker_hack -Wl,-multiply_defined,suppress -
>>> Wl,-
>>> force_flat_namespace -Wl,-flat_namespace -Wl,-multiply_defined -
>>> Wl,suppress -L/usr/local/lammpi/lib -llammpio -llamf77mpi -lmpi -
>>> llam
>>> -ldl
>>>
>>> Any ideas?
>>>
>>> Thank you!
>>>
>>> Aaron Thompson
>>> Vanderbilt University
>>> aaron.p.thompson_at_[hidden]
>>>
>>>
>>>
>>> On Jun 9, 2007, at 9:41 PM, Gregory J. Orris wrote:
>>>
>>>> Aaron,
>>>>
>>>> If you are using it in 64-bit mode you'll need to do a bit more
>>>> work.
>>>> But it looks like you're using it in 32, so...
>>>> Try
>>>> LDFLAGS = "-Wl,-multiply_defined -Wl,suppress"
>>>>
>>>> Regards,
>>>> Greg
>>>>
>>>> On Jun 9, 2007, at 2:37 PM, Aaron Thompson wrote:
>>>>
>>>>> Hi,
>>>>> I've got LAM-MPI compiled and running, and C programs compile and
>>>>> run great. However, I'm trying to compile a Fortran-based program
>>>>> and I'm getting a linking error about "multiple definitions of
>>>>> symbol
>>>>> _atexit". Could this be due to some linker flags I set wrong?
>>>>> Here
>>>>> are my linker flags:
>>>>>
>>>>> LD="/usr/local/lammpi/bin/mpif77 -o" \
>>>>> LDFLAGS="-O2 -ffast-math --allow-multiple-definition" \
>>>>>
>>>>>
>>>>> Here's the exact error I'm getting:
>>>>>
>>>>> /usr/local/lammpi/bin/mpif77 -o DLPOLY.X setup_module.o .......
>>>>> /usr/bin/ld: multiple definitions of symbol _atexit
>>>>> /usr/local/lib/gcc/powerpc-apple-darwin8.6.0/4.2.0/crt3.o private
>>>>> external definition of _atexit in section (__TEXT,__text)
>>>>> /usr/lib/libdl.dylib(atexit.So) definition of _atexit
>>>>> /usr/bin/ld: multiple definitions of symbol ___cxa_atexit
>>>>> /usr/local/lib/gcc/powerpc-apple-darwin8.6.0/4.2.0/crt3.o private
>>>>> external definition of ___cxa_atexit in section (__TEXT,__text)
>>>>> /usr/lib/libdl.dylib(atexit.So) definition of ___cxa_atexit
>>>>> collect2: ld returned 1 exit status
>>>>>
>>>>> Thank you!
>>>>>
>>>>> Aaron Thompson
>>>>> Vanderbilt University
>>>>> aaron.p.thompson_at_[hidden]
>>>>>
>>>>>
>>>>> _______________________________________________
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>>>>>
>>>>
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