Re: make check: src/DLD-FUNCTIONS/eigs.cc .............................. ** On entry to DLASCL parameter number 4 had an illegal value

[Jaroslav Hajek]

On Thu, Sep 2, 2010 at 8:25 PM, RUSS BRENNAN <address@hidden> wrote:
> I've been poking around this issue and I'm not convinced that I have the
> configure line correct, or perhaps the configure script is misbehaving.
>
> I use the following line, as of now:
>
> ./configure --enable-shared --disable-static --with-blas='-Wl,--start-group
> -lmkl_intel -lmkl_intel_thread -lmkl_core -Wl,--end-group -liomp5 -lpthread’
>  --with-lapack='-lmkl_lapack' --disable-extra-warning-flags F77=ifort
> FFLAGS="-O3 -xW" CC=icc CFLAGS="-O2 –gcc-version=410 -xW -mieee-fp
> -I/usr/local/include/" CXX=icpc CXXFLAGS="-w -O2 –gcc-version=4xx -xW
> -mieee-fp -I/usr/local/include/" CPP="icc -E"
> CPPFLAGS="-I/usr/local/include/" CXXPP="icpc -E" LDFLAGS="-L/usr/local/lib/
> -L$MKLPATH" LIBS="-lmetis"
>
> This results in configure not finding ARPACK because it thinks it has
> undefined symbols.
>
> In order to resolve this, I have to do LIBS="-Wl,--start-group -lmkl_intel
> -lmkl_intel_thread -lmkl_core -Wl,--end-group -liomp5 -lpthread -lmetis",
> but I had already specified that whole mkl mess with the --with-blas=
> switch.  Shouldn't configure know to link the BLAS stuff in when doing the
> ARPACK check?
>
>

It should. Does it work if you set BLAS_LIBS rather than use
--with-blas and --with-lapack? What's the value of BLAS_LIBS in
Makefile? In any case, if you're compiling a shared library for
ARPACK, it won't hurt if you make lapack its dynamic dependency.

hth

-- 
RNDr. Jaroslav Hajek, PhD
computing expert & GNU Octave developer
Aeronautical Research and Test Institute (VZLU)
Prague, Czech Republic
url: www.highegg.matfyz.cz