source: CIVL/examples/contracts/contractsMPI/simpleMpiRegion.c

main
Last change on this file was ea777aa, checked in by Alex Wilton <awilton@…>, 3 years ago

Moved examples, include, build_default.properties, common.xml, and README out from dev.civl.com into the root of the repo.

git-svn-id: svn://vsl.cis.udel.edu/civl/trunk@5704 fb995dde-84ed-4084-dfe6-e5aef3e2452c

  • Property mode set to 100644
File size: 348 bytes
Line 
1#include<mpi.h>
2#include<assert.h>
3
4
5#define comm MPI_COMM_WORLD
6
7/*@ \mpi_collective(comm, P2P):
8 @ ensures \mpi_agree(\mpi_region(x, 2, MPI_DOUBLE));
9 @*/
10int bcast(void * x) {
11 return 0;
12}
13
14
15/*@
16 @ \mpi_collective(comm, P2P):
17 @ ensures \mpi_agree(\result);
18 @*/
19double target() {
20 double data[2];
21
22 bcast(data);
23 return data[1];
24}
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