Re: [bgl-discuss] MPI link problems

[Satish Balay <balay@xxxxxxxxxxx>]

libImpact.a is looking for 'mpi_barrier_' when it should look for
'mpi_barrier'. Mostlikely it is built with the wrong compiler [or
compiler options].  So you'll have to look at how it was compiled.

Satish

----
login2 /home/balay> nm -o /bgl/BlueLight/DRV202_2005-050606-SLES8/ppc/bglsys/lib/libmpich.rts.a | grep mpi_barrier
/bgl/BlueLight/DRV202_2005-050606-SLES8/ppc/bglsys/lib/libmpich.rts.a:barrierf.o:00000000 W mpi_barrier
/bgl/BlueLight/DRV202_2005-050606-SLES8/ppc/bglsys/lib/libmpich.rts.a:barrierf.o:00000000 T pmpi_barrier
login2 /home/balay>


On Wed, 21 Sep 2005, JungMin (Judy) Lee wrote:

> Hi,
> Does anyone have this same error and know how to solve this severe linking
> problems?
> 
> 
> I run
> xlc++  -g -O -qarch=440 -qmaxmem=64000 -DXLF   -o xmain  -L.
> -L/home/jungmin/mxyzptlk/lib -L/bgl/BlueLight/ppcfloor/bglsys/lib  ccmain.o
> mp.o libImpact.a libExternal.a libImpact.a -lbmlfactory -lphysics_toolkit
> -lbeamline -lphysics_toolkit -lbeamline -lmxyzptlk -lbasic_toolkit
> -L/home/jungmin/glib-1.2.10/lib -lglib -lm -lnsl -L/opt/ibmcmp/xlf/9.1/lib
> -lxl -lxlf90 -lxlopt hackery.o -lmpich.rts -lmsglayer.rts -lrts.rts
> -ldevices.rts 
> 
> Then the errors:
> libImpact.a(libImpact_a-Fldmger.o)(.text+0xd5f4):Func/Fldmger.f90:268:
> undefined reference to `mpi_send_'
> libImpact.a(libImpact_a-Fldmger.o)(.text+0xd604):Func/Fldmger.f90:270:
> undefined reference to `mpi_wait_'
> libImpact.a(libImpact_a-Fldmger.o)(.text+0xd70c):Func/Fldmger.f90:282:
> undefined reference to `mpi_irecv_'
> libImpact.a(libImpact_a-Fldmger.o)(.text+0xd734):Func/Fldmger.f90:284:
> undefined reference to `mpi_send_'
> libImpact.a(libImpact_a-Fldmger.o)(.text+0xd744):Func/Fldmger.f90:286:
> undefined reference to `mpi_wait_'
> libImpact.a(libImpact_a-Fldmger.o)(.text+0xd7c8):Func/Fldmger.f90:295:
> undefined reference to `mpi_barrier_'
> libImpact.a(libImpact_a-Fldmger.o)(.text+0xd844):Func/Fldmger.f90:245:
> undefined reference to `mpi_irecv_'
> libImpact.a(libImpact_a-Fldmger.o)(.text+0xd86c):Func/Fldmger.f90:247:
> undefined reference to `mpi_send_'
> libImpact.a(libImpact_a-Fldmger.o)(.text+0xd87c):Func/Fldmger.f90:249:
> undefined reference to `mpi_wait_'
> libImpact.a(libImpact_a-Fldmger.o)(.text+0xd8b4):Func/Fldmger.f90:282:
> undefined reference to `mpi_irecv_'
> libImpact.a(libImpact_a-Fldmger.o)(.text+0xd8dc):Func/Fldmger.f90:284:
> undefined reference to `mpi_send_'
> libImpact.a(libImpact_a-Fldmger.o)(.text+0xd8ec):Func/Fldmger.f90:286:
> undefined reference to `mpi_wait_'
> libImpact.a(libImpact_a-Fldmger.o)(.text+0xdb48): In function
> `guardsum1_fldmger_':
> Func/Fldmger.f90:42: undefined reference to `mpi_barrier_'
> libImpact.a(libImpact_a-Fldmger.o)(.text+0xdc48):Func/Fldmger.f90:80:
> undefined reference to `mpi_irecv_'
> libImpact.a(libImpact_a-Fldmger.o)(.text+0xdce8):Func/Fldmger.f90:87:
> undefined reference to `mpi_send_'
> libImpact.a(libImpact_a-Fldmger.o)(.text+0xdcf8):Func/Fldmger.f90:89:
> undefined reference to `mpi_wait_'
> libImpact.a(libImpact_a-Fldmger.o)(.text+0xdd90):Func/Fldmger.f90:98:
> undefined reference to `mpi_irecv_'
> libImpact.a(libImpact_a-Fldmger.o)(.text+0xde04):Func/Fldmger.f90:105:
> undefined reference to `mpi_send_'
> libImpact.a(libImpact_a-Fldmger.o)(.text+0xde14):Func/Fldmger.f90:107:
> undefined reference to `mpi_wait_'
> libImpact.a(libImpact_a-Fldmger.o)(.text+0xdee8):Func/Fldmger.f90:120:
> undefined reference to `mpi_irecv_'
> libImpact.a(libImpact_a-Fldmger.o)(.text+0xdfa4):Func/Fldmger.f90:127:
> undefined reference to `mpi_send_'
> libImpact.a(libImpact_a-Fldmger.o)(.text+0xdfb4):Func/Fldmger.f90:129:
> undefined reference to `mpi_wait_'
> libImpact.a(libImpact_a-Fldmger.o)(.text+0xe064):Func/Fldmger.f90:138:
> undefined reference to `mpi_irecv_'
> libImpact.a(libImpact_a-Fldmger.o)(.text+0xe0f8):Func/Fldmger.f90:145:
> undefined reference to `mpi_send_'
> libImpact.a(libImpact_a-Fldmger.o)(.text+0xe108):Func/Fldmger.f90:147:
> undefined reference to `mpi_wait_'
> libImpact.a(libImpact_a-Fldmger.o)(.text+0xe1a0):Func/Fldmger.f90:157:
> undefined reference to `mpi_barrier_'
> 
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> 

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