[CMake] Unable to run cmake using absoft f95 Fortran compiler

[venugopal gudimetla]

Thanks a lot Brad for your inputs and suggestions. I got in touch with CGNS team which use CMake and also I raised this issue with my own team...thanks again.

Regards,
Venu



 EMAILING FOR THE GREATER GOOD
Join me

> Date: Tue, 1 Sep 2009 11:58:31 -0400
> From: brad.king at kitware.com
> To: gudimetlav at hotmail.com
> CC: cmake at cmake.org
> Subject: Re: [CMake] Unable to run cmake using absoft f95 Fortran compiler
> 
> venugopal gudimetla wrote:
> > 
> > 
> > Hi Brad,
> > 
> >>This brings us back to
> >> my question: does the compiler identify itself with any documented
> >> preprocessor symbol?
> > 
> > I checked Absoft documentation and also asked Absoft support guys, there
> > doesn't seem to be a pre-processor macro which identifies itself. Except
> > fot using f95 -v option.
> 
> This sounds like a feature request for the Absoft team.
> I've never encountered a compiler that supports the C preprocessor
> but does not define a macro to identify itself.  CMake depends on
> these macros to distinguish compilers without guessing special flags.
> This case is particularly problematic because the Absoft compiler
> falsely identifies itself as GNU.
> 
> For now I'll have to say CMake doesn't support this compiler.
> You can submit a feature request here:
> 
>   http://www.cmake.org/Bug
> 
> -Brad
> 
> >> What is the actual link line that is failing? You can see it
> >> by running "make VERBOSE=1".
> > 
> > I cut the paste the error output from make VERBOSE=1
> > 
> > /usr/bin/cmake
> > -H/u/xeon31/people/venugopal/cgns3.05/cgns/cgns/release/3.0.5
> > -B/u/xeon31/people/venugopal/cgns3.05/cgns/cgns/release/3.0.5
> > --check-build-system CMakeFiles/Makefile.cmake 0
> > -- *The Fortran compiler identification is GNU*
> > -- Check for working Fortran compiler: /opt/absoft/bin/f95
> > -- Check for working Fortran compiler: /opt/absoft/bin/f95 -- broken
> > CMake Error at
> > */usr/share/cmake/Modules/CMakeTestFortranCompiler.cmake:25* (MESSAGE):
> >   The Fortran compiler "/opt/absoft/bin/f95" is not able to compile a simple
> >   test program.
> > 
> >   It fails with the following output:
> > 
> >    Change Dir:
> > /u/xeon31/people/venugopal/cgns3.05/cgns/cgns/release/3.0.5/CMakeFiles/CMakeTmp
> >  
> > 
> >   Run Build Command:/usr/bin/gmake "cmTryCompileExec/fast"
> > 
> >   gmake[1]: Entering directory
> >  
> > `/u/xeon31/people/venugopal/cgns3.05/cgns/cgns/release/3.0.5/CMakeFiles/CMakeTmp'
> > 
> > 
> >   /usr/bin/gmake -f CMakeFiles/cmTryCompileExec.dir/build.make
> >   CMakeFiles/cmTryCompileExec.dir/build
> > 
> >   gmake[2]: Entering directory
> >  
> > `/u/xeon31/people/venugopal/cgns3.05/cgns/cgns/release/3.0.5/CMakeFiles/CMakeTmp'
> > 
> > 
> >   /usr/bin/cmake -E cmake_progress_report
> >  
> > /u/xeon31/people/venugopal/cgns3.05/cgns/cgns/release/3.0.5/CMakeFiles/CMakeTmp/CMakeFiles
> >   1
> > 
> >   Building Fortran object
> >   CMakeFiles/cmTryCompileExec.dir/testFortranCompiler.f.o
> > 
> >   /opt/absoft/bin/f95 -o
> >   CMakeFiles/cmTryCompileExec.dir/testFortranCompiler.f.o -c
> >  
> > /u/xeon31/people/venugopal/cgns3.05/cgns/cgns/release/3.0.5/CMakeFiles/CMakeTmp/testFortranCompiler.f
> > 
> > 
> >   Linking Fortran executable cmTryCompileExec
> > 
> >   /usr/bin/cmake -E cmake_link_script
> >   CMakeFiles/cmTryCompileExec.dir/link.txt --verbose=1
> > 
> >   /opt/absoft/bin/f95 -fPIC
> >   CMakeFiles/cmTryCompileExec.dir/testFortranCompiler.f.o -o
> > cmTryCompileExec
> >   -rdynamic
> > 
> >   *ERROR: Unrecognized arguments: -rdynamic*
> > 
> >   gmake[2]: *** [cmTryCompileExec] Error 1
> > 
> >   gmake[2]: Leaving directory
> >  
> > `/u/xeon31/people/venugopal/cgns3.05/cgns/cgns/release/3.0.5/CMakeFiles/CMakeTmp'
> > 
> > 
> >   gmake[1]: *** [cmTryCompileExec/fast] Error 2
> > 
> > Please help me get around with the error.
> > 
> > Best Regards,
> > Venu
> > 
> > 
> > i'm EMAILING FOR THE GREATER GOOD
> > Join me <http://im.live.com/Messenger/IM/Home/?source=EML_WLHM_GreaterGood>
> > 
> > 
> > 
> >> Date: Mon, 31 Aug 2009 14:23:27 -0400
> >> From: brad.king at kitware.com
> >> To: gudimetlav at hotmail.com
> >> CC: cmake at cmake.org
> >> Subject: Re: [CMake] Unable to run cmake using absoft f95 Fortran compiler
> >>
> >> venugopal gudimetla wrote:
> >> > Thank you very much for your quick response.
> >>
> >> BTW, Fortran support is greatly improved in CMake's development version.
> >> If you can try the latest version from CVS HEAD, please do so.
> >>
> >> > Yeah I noticed too that for
> >> > some reason Cmakes is assuming f95 to be a GNU compiler.
> >>
> >> CMake is not assuming anything. It actually compiles a test source
> >> file with the ".F" extension so that the preprocessor runs. The source
> >> uses preprocessor definitions to detect the compiler identification.
> >> I think the compiler is defining __GNUC__.
> >> > In the file
> >> > /cmake/Modules/CMakeDetermineFortranCompiler.cmake, I didn't see any
> >> > reference to Absoft compilers, even though f90/f95 compilers are being
> >> > listed as possible compilers.
> >>
> >> Many Fortran compiler vendors provide tools called 'f90' and 'f95'.
> >>
> >> > 2. I also set(CMAKE_SHARED_LIBRARY_LINK_Fortran_FLAGS "") in my
> >> > CMakeLists.txt, which made no difference to the error message.
> >>
> >> What is the actual link line that is failing? You can see it
> >> by running "make VERBOSE=1".
> >>
> >> -Brad
> 
> 
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://www.cmake.org/pipermail/cmake/attachments/20090901/6232bd76/attachment.htm>