[OMPI devel] segfault issue - possible bug in openmpi

2008-10-03 Thread Daniel Hansen
I have been testing some code against openmpi lately that always causes it to crash during certain mpi function calls. The code does not seem to be the problem, as it runs just fine against mpich. I have tested it against openmpi 1.2.5, 1.2.6, and 1.2.7 and they all exhibit the same problem. Also

Re: [OMPI devel] Should visibility and memchecker abort configure?

2008-10-03 Thread George Bosilca
On Oct 3, 2008, at 9:26 AM, Ralph Castain wrote: However, what about memchecker? Per my earlier note that crossed this one, is the current behavior a "bug"? As I said if one request the memchecker and we cannot satisfy it, then we should exit with a big error message that clearly state tha

Re: [OMPI devel] Should visibility and memchecker abort configure?

2008-10-03 Thread Ralph Castain
Ah! I was unaware of that behavior for visibility. Thanks for clarifying - that's a behavior I can live with. However, what about memchecker? Per my earlier note that crossed this one, is the current behavior a "bug"? On Oct 3, 2008, at 7:18 AM, George Bosilca wrote: Ralph in order to hav

Re: [OMPI devel] Should visibility and memchecker abort configure?

2008-10-03 Thread George Bosilca
Ralph in order to have the behavior you describe for the visibility feature just don't specify --enable-visibility. This will enable it if the feature is supported and disable (plus a small warning) if not. We decided a while ago that 1) we should have a consistent behavior for similar scen

Re: [OMPI devel] Should visibility and memchecker abort configure?

2008-10-03 Thread Ralph Castain
On Oct 3, 2008, at 1:59 AM, Aurélien Bouteiller wrote: Hi Ralph, 1. No. Having visibility turned off without knowing it is the best way for us to commit bugs in the trunk without noticing, I mean before somebody else get the leg caught in the "not-compiling-trunk trap". I had more of my

Re: [OMPI devel] Should visibility and memchecker abort configure?

2008-10-03 Thread Aurélien Bouteiller
Hi Ralph, 1. No. Having visibility turned off without knowing it is the best way for us to commit bugs in the trunk without noticing, I mean before somebody else get the leg caught in the "not-compiling-trunk trap". I had more of my share of responsibility for that kind of problems in the