[OMPI users] Build failure with OMPI-1.5 (clang-2.8, gcc-4.5.1 with debug options)

2010-10-11 Thread Jed Brown
Note that this is an out-of-source build. $ ../configure --enable-debug --enable-mem-debug --prefix=/home/jed/usr/ompi-1.5-clang CC=clang CXX=clang++ $ make [...] CXXLD vtunify-mpi vtunify_mpi-vt_unify_mpi.o: In function `VTUnify_MPI_Abort': /home/jed/src/openmpi-1.5/bclang/ompi/contrib/vt/vt/t

Re: [OMPI users] nonblocking send/receive question

2010-10-11 Thread Bowen Zhou
Try MPI_Isend? I have a glut application I am trying to add MPI to. In the display callback, for rank >= 1, I want to send data to the rank =0 process. I am not concerned at this point about sending data from the rank 0 process back to the rank >= 1 process, so my data is one direction.

[OMPI users] nonblocking send/receive question

2010-10-11 Thread Ed Peddycoart
I have a glut application I am trying to add MPI to. In the display callback, for rank >= 1, I want to send data to the rank =0 process. I am not concerned at this point about sending data from the rank 0 process back to the rank >= 1 process, so my data is one direction. I would like to do