Re: [OMPI devel] assert in opal_datatype_is_contiguous_memory_layout

2013-04-08 Thread George Bosilca
Eric, Thanks for the report. I used your example to replicate the issue and I confirm it appears in all versions in debug mode. However, the assert in the convertor code is correct and your code as well. The issue is more complex, and it is triggered by a usage of the convertor which should hav

[OMPI devel] Problem when using struct types at specific offsets

2013-04-08 Thread Thomas Jahns
Hello, a colleague of mine has investigated a difficult problem we traced to OpenMPI giving incorrectly delivered data on some struct datatypes which use specific offsets (on the stack in our case but the problem can be reproduced when using specifically chosen slices of an array). Our library is