[Pw_forum] compiling problems of espresso-2.1.3 onIBM-rs6000???

[Eyvaz Isaev]

Dear Liu,

Yesterday I noticed that you have to put first 
MYLIB and then ESSL. I.e. LDFLAGS looks like

LDFLAGS        = -q64 $(LIBOBJS) $(LIBS)

Probably you didn't change your make.sys.

Bests,
Eyvaz. 

 
--- Liu Lei <phyliul at nus.edu.sg> wrote:
> Dear Gerardo,
> 
> Many thanks for your kind reply.
> I try set "MYLIB = lapack", but still got "
> ** ON ENTRY TO ZHPEV  PARAMETER NUMBER  1 HAD AN
> ILLEGAL VALUE"
> 
> From archive searching results of Paolo's comments
> "IBM with ESSL ? ESSL contains a version of ZHPEV
> that is incompatible 
> with ZHPEV provided by LAPACK. If __AIX is defined,
> the former is used.
> Load ESSL before LAPACK.
> Paolo
> "
> 
> I am very confused, that means I have to install a
> liblapack.a
> separately together with essl? 
>  
> 
> Thanks and regards,
> 
> LIU, LEI
> 
> 
> -----Original Message-----
> From: pw_forum-admin at pwscf.org
> [mailto:pw_forum-admin at pwscf.org] On
> Behalf Of Gerardo Ballabio
> Sent: Friday, May 06, 2005 3:57 PM
> To: pw_forum at pwscf.org
> Subject: Re: [Pw_forum] compiling problems of
> espresso-2.1.3
> onIBM-rs6000???
> 
> On 05/06/05 05:08:11, Liu Lei wrote:
> > Yes, but essl is supposed to have all the math lib
> functions.
> > LIBS="-lessl  -L/usr/lib -llapack" does not work
> on our machine, as
> > there is no liblapack.a file in the folder.
> > 
> > Is there any way to solve this problem?
> 
> Yes, if lapack library is not installed on your
> machine, you can set  
> "MYLIB = lapack" in the make.sys file after
> configuration (configure  
> will probably set "MYLIB = blas_and_lapack", but if
> you do have essl,  
> you don't need blas).
> 
> Gerardo
> 
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