[mpich-discuss] Q:can compile but can't link in windows

[Jim Hunziker]

I believe you need -lmpicxx -lmpi on your command line.

-- 
Jim Hunziker


On Wed, Oct 6, 2010 at 6:26 AM, 孔涛 <hawk_kongtao at yahoo.com.cn> wrote:

>  Hello, I have installed GCC & MPICH2-1.2.1p1 for windows  with editplus 3
> on my winows 7 platform. I configure them following the"README.winbin"file
> in mpich2.
> and It works well with c/fortran.
>
> but if i use the c++ mode, which means, using "MPI::Int(),
> MPI::COMM_WORLD.Getsize(),etc." instead of
> "MPI_Init(&argc,&argv),MPI_Comm_size(MPI_COMM_WORLD,&size).etc" , It failed
> .
>
> If the source file has any grammar mistake, when compling, the g++ can
> point it out.
>
> After I correct them, when I build them again, It shows :
> -------------------------------------------------------------
> C:\Users\Vikram\AppData\Local\Temp\ccKmyYIt.o:mpi_derived.cpp:(.text+0x5f):
> unde
> fined reference to `MPI::Init()'
> C:\Users\Vikram\AppData\Local\Temp\ccKmyYIt.o:mpi_derived.cpp:(.text+0x66):
> unde
> fined reference to `MPI::COMM_WORLD'
> C:\Users\Vikram\AppData\Local\Temp\ccKmyYIt.o:mpi_derived.cpp:(.text+0x9c):
> unde
> fined reference to `MPI::DOUBLE'
> C:\Users\Vikram\AppData\Local\Temp\ccKmyYIt.o:mpi_derived.cpp:(.text+0x201):
> und
> efined reference to `MPI::COMM_WORLD'
> C:\Users\Vikram\AppData\Local\Temp\ccKmyYIt.o:mpi_derived.cpp:(.text+0x233):
> und
> efined reference to `MPI::COMM_WORLD'
> C:\Users\Vikram\AppData\Local\Temp\ccKmyYIt.o:mpi_derived.cpp:(.text+0x26a):
> und
> efined reference to `MPI::COMM_WORLD'
> C:\Users\Vikram\AppData\Local\Temp\ccKmyYIt.o:mpi_derived.cpp:(.text+0x316):
> und
> efined reference to `MPI::DOUBLE'
> C:\Users\Vikram\AppData\Local\Temp\ccKmyYIt.o:mpi_derived.cpp:(.text+0x32c):
> und
> efined reference to `MPI::COMM_WORLD'
> C:\Users\Vikram\AppData\Local\Temp\ccKmyYIt.o:mpi_derived.cpp:(.text+0x3b7):
> und
> efined reference to `MPI::Finalize()'
>
> C:\Users\Vikram\AppData\Local\Temp\ccKmyYIt.o:mpi_derived.cpp:(.text$_ZN3MPI8Dat
> atypeC1Ev[MPI::Datatype::Datatype()]+0x8): undefined reference to `vtable
> for MP
> I::Datatype'
>
> C:\Users\Vikram\AppData\Local\Temp\ccKmyYIt.o:mpi_derived.cpp:(.text$_ZN3MPI8Dat
> atypeD1Ev[MPI::Datatype::~Datatype()]+0xb): undefined reference to `vtable
> for M
> PI::Datatype'
> collect2: ld returned 1 exit status
> Press any key to continue....
> ----------------------------------------------------------
> However ,if I replace all the MPI::XXX kind (C++ mode )to MPI_XXX( C mode
> ), It works. Every thing is well
> I don't know why, can you help me?
>
> ---
> when compiling I use the following command:
> g++ -I D:\MPICH2\include -L D:\MPICH2\lib $(FileName) -o $(FileNameNoExt)
> -lmpi
>
> ---
> Waiting for your Reply. Wish everything well for you!
>
>
> ---------------------------------------------------
> 孔涛     山东大学数学学院
>
>
>
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>
>
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