Is there any error in the default arch file Linux-x86-64-g95.sopt?

Axel akoh... at gmail.com
Wed Jul 16 21:38:27 CEST 2008



On Jul 16, 2:38 pm, hawk2012 <hawk2... at gmail.com> wrote:
> Thank you for point the source of the error.
> How should I set G95_INC? I did not find any 'include' directory under
> the g95 installation directory. Only 'bin' and 'lib' were there. Shall
> I just remove the flag '-I$(G95_INC)'?


as you can see from the cvs changelog of this file,
it was last updated by joost, so you have to ask him
to get a definite answer.

my guess is that it is pointing to a (g95 compiled)
fftw3 fortran interface module (same as $(G95_LIB)
would point to corresponding libraries).


cheers,
   axel.

> On Jul 16, 12:06 pm, Axel <akoh... at gmail.com> wrote:
>
> > On Jul 15, 10:29 pm, hawk2012 <hawk2... at gmail.com> wrote:
>
> > > Dear All:
>
> > dear unknown,
>
> > > I am trying to compile a serial version of cp2k2.0 with the
> > > recommended compiler g95. Following the INSTALL instructions of cp2k,
> > > I downloaded the latest version 0.92 of g95 souce code fromhttp://ftp.g95.org/
> > > and installed it on my 64bit Linux machine. I also downloaded
> > > lapack-3.1.1, GotoBLAS-1.26, fftw-3.1.2 and libint-1.1.2 from the
>
> > if you have problems with compiling, i would rather go and try to
> > minimized the sources of errors. i.e. use a precompiled version of
> > the compiler, do not use libint and use a precompiled BLAS/LAPACK
> > if possible (MKL for example works just fine with g95).
>
> > > recommended websites. These packages were then compiled with F77=g95
> > > and installed on my machine.
> > > After that I modified cp2k/arch/Linux-x86-64-g95.sopt to be:
> > > CC       = cc
> > > CPP      =
> > > FC       = g95
> > > LD       = g95
> > > AR       = ar -r
> > > DFLAGS   = -D__G95 -D__FFTSG -D__FFTW3 -D__LIBINT
> > > CPPFLAGS =
> > > FCFLAGS  = $(DFLAGS) -I$(G95_INC) -ffree-form -O2 -ffast-math -
>
> > you didn't set G95_INC and thus -ffree-form will be interpreted
> > as argument to the "-I" flag. this is the reason for the error
> > message indicating that g95 tries to interpret the code f77 style
> > fixed format.  => PEBCAC
>
> > cheers,
> >    axel.
>
> > > march=opteron -cpp -g
> > > LDFLAGS  = $(FCFLAGS)
> > > LIBS     = /home/lapack-3.1.1/lapack_LINUX.a \
> > >            /home/GotoBLAS/libgoto.a \
> > >            /home/libint/lib/libderiv.a \
> > >            /home/libint/lib/libint.a \
> > >            /home/fftw/lib/libfftw3.a \
> > >            -lstdc++ -lpthread
>
> > > OBJECTS_ARCHITECTURE = machine_g95.o
> > > Finally, I tried to compile cp2k with the command "make ARCH=Linux-
> > > x86-64-g95 VERSION=sopt" after entering directory cp2k/makefiles.
> > > However, some errors were reported during compileing process (see
> > > attached file log.g95).
> > > Could anyone give me any suggestions?


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