Re: [OMPI devel] [OMPI svn-full] svn:open-mpi r24047

2010-11-16 Thread George Bosilca
Thanks! Good catch. George On Nov 16, 2010, at 18:26, Tim Mattox wrote: > I see a bug in this code fragment: > > +#define MEMMOVE(d, s, l) \ > +do { \ > +if( (((d) < (s)) && (((d) + (l)) > (s))) ||

Re: [OMPI devel] [OMPI svn-full] svn:open-mpi r24047

2010-11-16 Thread Tim Mattox
I see a bug in this code fragment: +#define MEMMOVE(d, s, l) \ +do { \ +if( (((d) < (s)) && (((d) + (l)) > (s))) || \ +(((s) < (d)) && (((s) + (l)) > (s))) ) { \ +memmov

[OMPI devel] Simple program (103 lines) makes Open-1.4.3 hang

2010-11-16 Thread Sébastien Boisvert
Dear awesome community, Over the last months, I closely followed the evolution of bug 2043, entitled 'sm BTL hang with GCC 4.4.x'. https://svn.open-mpi.org/trac/ompi/ticket/2043 The reason is that I am developping an MPI-based software, and I use Open-MPI as it is the only implementation I am a

Re: [OMPI devel] [RFC] Hierarchical Topology

2010-11-16 Thread Ralph Castain
On Tue, Nov 16, 2010 at 1:23 AM, Sylvain Jeaugey wrote: > On Mon, 15 Nov 2010, Ralph Castain wrote: > > Guess I am a little confused. Every MPI process already has full knowledge >> of what node all other processes are located on - this has been true for >> quite a long time. >> > Ok, I didn't se

Re: [OMPI devel] [RFC] Hierarchical Topology

2010-11-16 Thread Sylvain Jeaugey
On Mon, 15 Nov 2010, Ralph Castain wrote: Guess I am a little confused. Every MPI process already has full knowledge of what node all other processes are located on - this has been true for quite a long time. Ok, I didn't see that. Once my work is complete, mpirun will have full knowledge of