Re: [OMPI devel] malloc(0) warning with 1.8.7

2015-08-06 Thread Lisandro Dalcin
On 27 July 2015 at 11:22, Gilles Gouaillardet wrote: > Lisandro, > > i fixed it on master at > https://github.com/open-mpi/ompi/commit/318a1a40a4ab345f417b8932326d4dd2e68d82bc > > could you git it a try ? > Sorry for the delay. I transplanted the diff to the 1.8.7 sources. All warnings were silen

Re: [OMPI devel] malloc(0) warning with 1.8.7

2015-07-27 Thread Gilles Gouaillardet
Lisandro, i fixed it on master at https://github.com/open-mpi/ompi/commit/318a1a40a4ab345f417b8932326d4dd2e68d82bc could you git it a try ? Cheers, Gilles On 7/26/2015 9:26 AM, Gilles Gouaillardet wrote: Lisandro, I think I see what is going wrong and will fix it Thanks for the report,

Re: [OMPI devel] malloc(0) warning with 1.8.7

2015-07-25 Thread Gilles Gouaillardet
Lisandro, I think I see what is going wrong and will fix it Thanks for the report, Gilles On Saturday, July 25, 2015, Lisandro Dalcin wrote: > Using a debug build of 1.8.7, I'm still getting this malloc(0) warning: > > malloc debug: Request for 0 bytes (coll_libnbc_ireduce_scatter_block.c, 67

[OMPI devel] malloc(0) warning with 1.8.7

2015-07-24 Thread Lisandro Dalcin
Using a debug build of 1.8.7, I'm still getting this malloc(0) warning: malloc debug: Request for 0 bytes (coll_libnbc_ireduce_scatter_block.c, 67) The simple code below should reproduce it: $ cat ireduce_scatter_block.c #include int main(int argc, char *argv[]) { MPI_Request request; MPI_I