[Nek5000-users] Compilation error

[nek5000-users at lists.mcs.anl.gov]

That's what I did indeed, and it works.

On 25 May 2011 14:41, <nek5000-users at lists.mcs.anl.gov> wrote:

> Hi Jean-Christophe,
>
> Could you try to modify makefile after makenek has generated it? That is
> what I do for g95 compiler on my Mac.
>
> The downside is that .f file should be a copy of .usr file every time you
> modify it.
>
> Best,
> Aleks
>
>
> ----- Original Message -----
> From: nek5000-users at lists.mcs.anl.gov
> To: nek5000-users at lists.mcs.anl.gov
> Sent: Wednesday, May 25, 2011 7:21:58 AM
> Subject: Re: [Nek5000-users] Compilation error
>
>
> Thanks for the tip, it now works at least for serial calculation. Note
> furthermore that, using the xlf compiler from ibm, I also had to change
> -qrealsize=8 into -qautodbl=dbl4 in order to avoid a segmentation fault.
>
>
> I am now trying to compile to it for parallel calculation, thus I specified
> mpxlf_r and mpcc_r in F77 and C fields in makenek. However I get the
> following message as soon as I start the compilation:
>
>
>
>
>
>
>
>
> ./makenek stenosis
> makenek - automatic build tool for Nek5000
> ** test === End of Compilation 1 ===
> 1501-510 Compilation successful for file test_f77.f.
> llsubmit: Processed command file through Submit Filter:
> "/usr/local/loadl/Fidris/llsubmit_exit".
> ** underscore_test === End of Compilation 1 ===
> 1501-510 Compilation successful for file test_underscore.f.
> ERROR: Unable to detect compiler!
> - don't know how to promote datatype REAL to 8 bytes
> - don't know how to invoke the C pre-processor (CPP) before compilation
> Please edit the makefile and specify the requested compiler flags using the
> P variable.
>
>
> I presume it is a fairly simple error to solve, but I am not familiar at
> all with such massively parallel calculators yet
>
>
> Best regards,
> JC
>
> On 24 May 2011 16:20, < nek5000-users at lists.mcs.anl.gov > wrote:
>
>
>
> Dear Jean-Christophe,
>
> etime is a fairly std. timer function, but obviously not
> supported with your compiler.
>
> When using mpi, it uses instead the mpi timer, so there is no
> issue.
>
> The quick fix here would be to edit mpi_dummy.f and change
> the etime() reference therein to the ibm timer function.
>
> You might also try setting it zero - but I'm not 100% certain
> that there are no divisions involving time in the denominator...
> It's worth a try, however.
>
> Paul
>
>
>
>
>
>
> On Tue, 24 May 2011, nek5000-users at lists.mcs.anl.gov wrote:
>
>
>
> Hi Nek's,
>
> Up to now I have compiled and run the code on the various workstations
> available in my lab. I am now trying to compile it (only in serial for the
> moment) on an IBM Power 6 (
> http://www.idris.fr/su/Scalaire/vargas/hw-vargas.html ) but I encounter an
> error (which is the reason why I do not compile it using mpi support
> yet). Following is the outpost from the compilation:
>
> xlf_r -qsuppress=cmpmsg -o nek5000 obj/stenosis.o obj/drive.o obj/drive1.o
> obj/drive2.o obj/plan4.o obj/bdry.o obj/coef.o obj/conduct.o obj/connect1.o
> obj/connect2.o obj/dssum.o obj/edgec.o obj/eigsolv.o obj/gauss.o
> obj/genxyz.o obj/navier1.o obj/makeq.o obj/navier0.o obj/navier2.o
> obj/navier3.o obj/navier4.o obj/prepost.o obj/speclib.o obj/map2.o
> obj/turb.o obj/mvmesh.o obj/ic.o obj/ssolv.o obj/planx.o obj/math.o
> obj/mxm_wrapper.o obj/hmholtz.o obj/gfdm_par.o obj/gfdm_op.o
> obj/gfdm_solve.o obj/subs1.o obj/subs2.o obj/genbox.o obj/gmres.o
> obj/hsmg.o
> obj/convect.o obj/induct.o obj/perturb.o obj/navier5.o obj/navier6.o
> obj/navier7.o obj/navier8.o obj/fast3d.o obj/fasts.o obj/calcz.o obj/byte.o
> obj/chelpers.o obj/byte_mpi.o obj/postpro.o obj/cvode_driver.o
> obj/nek_comm.o obj/init_plugin.o obj/setprop.o obj/qthermal.o
> obj/cvode_aux.o obj/makeq_aux.o obj/papi.o obj/ssygv.o obj/dsygv.o
> obj/mxm_std.o obj/blas.o obj/comm_mpi.o obj/mpi_dummy.o obj/singlmesh.o
> obj/jl2_gs.o obj/jl2_sort.o obj/jl2_sarray_transfer.o obj/jl2_sarray_sort.o
> obj/jl2_gs_local.o obj/jl2_crystal.o obj/jl2_comm.o obj/jl2_tensor.o
> obj/jl2_fail.o obj/jl2_fcrystal.o obj/jl_tuple_list.o obj/jl_transfer.o
> obj/jl_sort.o obj/jl_fcrystal.o obj/jl_errmem.o obj/jl_crystal.o
> obj/jl2_findpts.o obj/jl2_findpts_local.o obj/jl2_obbox.o obj/jl2_poly.o
> obj/jl2_lob_bnd.o obj/jl2_findpts_el_3.o obj/jl2_findpts_el_2.o
> obj/jl2_sparse_cholesky.o obj/jl2_xxt.o obj/jl2_fcrs.o
> ld: 0711-317 ERROR: Undefined symbol: .etime
> ld: 0711-345 Use the -bloadmap or -bnoquiet option to obtain more
> information.
> gmake: *** [nek5000] Error 8
>
> Attached is the whole compiler.out file also. Does anyone have an idea?
>
> Regards,
>
> --
> Jean-Christophe
>
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>
> --
> Jean-Christophe
>
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-- 
Jean-Christophe
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