[mpich-discuss] mpich2 compilation with intel only

[Anthony Chan]

I find odd that you configure with cc=icc F77=ifort and FC=gfortran.
Is there any reason you choose FC to be gfortran instead of ifort ?

A.Chan
 
----- Original Message -----
> Hmmm, actually now that I try it, I am not able to compile a "hello
> world" program with -no-gcc and #include <stdarg.h> together.
> 
> If I remove -no-gcc from my configure shell script, the configure is
> successful, which leads me to my next question:
> 
> Is this still considered a true Intel build, even if I've used gcc to
> build it? From here on will the Intel compilers will run my mpi calls,
> or will the GNU compiler set continue to be used?
> 
> Thanks,
> Dave
> 
> 
> 
> On Jun 26, 2012, at 4:48 PM, Dave Goodell wrote:
> 
> > Looks like your intel compiler is broken somehow when compiling
> > under "-no-gcc". The "icc" compiler is finding the system-
> > installed, gcc-specific stdarg.h which is blowing up with a
> > "__MWERKS_" error message. My guess is that it won't complain if
> > you drop "-no-gcc" because this will cause icc to #define "__GNUC__"
> > and similar symbols that will make the system header happier.
> >
> > Are you *sure* that the "-no-gcc" option is what you want? Will it
> > compile simple C programs that "#include <stdarg.h>" without any
> > involvement with MPICH2?
> >
> > -Dave
> >
> > On Jun 25, 2012, at 4:50 PM MDT, David Riethmiller wrote:
> >
> >> Hi -
> >>
> >> I'm having trouble compiling mpich2 version 1.4.1p1 on a Mac OSX
> >> 10.5 system, using only the Intel compilers. I specifically want
> >> to avoid the GNU compilers, in order to match the software
> >> available on a supercomputer to which I will port later.
> >>
> >> When running my configure script, I hit the following error:
> >>
> >> ...
> >> checking for size of Fortran type integer... configure: WARNING:
> >> Unable to compile the C routine for finding the size of a integer
> >>
> >> checking for size of Fortran type real... configure: WARNING:
> >> Unable to compile the C routine for finding the size of a real
> >>
> >> checking for size of Fortran type double precision... configure:
> >> WARNING: Unable to compile the C routine for finding the size of a
> >> double precision
> >>
> >> checking whether integer*1 is supported... yes
> >> checking whether integer*2 is supported... yes
> >> checking whether integer*4 is supported... yes
> >> checking whether integer*8 is supported... yes
> >> checking whether integer*16 is supported... no
> >> checking whether real*4 is supported... yes
> >> checking whether real*8 is supported... yes
> >> checking whether real*16 is supported... yes
> >> configure: error: Unable to configure with Fortran support because
> >> configure could not determine the size of a Fortran INTEGER.
> >> Consider setting CROSS_F77_SIZEOF_INTEGER to the length in bytes of
> >> a Fortran INTEGER
> >>
> >>
> >>
> >>
> >> I've saved my configure command as a shell script:
> >>
> >> #! bin/sh
> >>
> >> CDIR=/opt/intel/
> >> FDIR=/opt/intel/fc/10.1.008/
> >>
> >> sh ${CDIR}/bin/iccvars.sh ia32
> >> sh ${CDIR}/bin/compilervars.sh ia32
> >> sh ${FDIR}/bin/ifortvars.sh
> >>
> >> ./configure \
> >>   --prefix=/Volumes/SecondHD/rieth/mpich2_intel \
> >>   CC=icc \
> >>   CFLAGS="-m32 -no-gcc -I${CDIR}/include -L${DYLD_LIBRARY_PATH}" \
> >>   LDFLAGS="-L${CDIR}/lib -L${FDIR}/lib -L${DYLD_LIBRARY_PATH}" \
> >>   F77=ifort \
> >>   FFLAGS="-m32 -no-gfortran -I${FDIR}/include -L$
> >> {DYLD_LIBRARY_PATH}" \
> >>   CXX=icpc \
> >>   CXXFLAGS="-m32 -no-gcc -I${CDIR}/include -L${DYLD_LIBRARY_PATH}"
> >>   \
> >>   LDFLAGS="-L${CDIR}/lib -L${FDIR}/lib -L${DYLD_LIBRARY_PATH}" \
> >>   2>&1 | tee c.txt
> >>
> >>
> >> I'm attaching the output files. Can anyone see what I'm doing
> >> wrong?
> >>
> >> Thanks very much,
> >> Dave
> >>
> >>
> >>
> >> <c.txt><config.log><config.system>
> >>
> >>
> >> -------------------------------------------------
> >> David A. Riethmiller
> >> Ph.D. Candidate, Astrophysical Institute
> >> Ohio University
> >>
> >> Clippinger Labs 338
> >> http://www.phy.ohiou.edu/~rieth/
> >>
> >>
> >>
> >>
> >> _______________________________________________
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> 
> -------------------------------------------------
> David A. Riethmiller
> Ph.D. Candidate, Astrophysical Institute
> Ohio University
> 
> Clippinger Labs 338
> http://www.phy.ohiou.edu/~rieth/
> 
> 
> 
> 
> 
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