main
test-branch
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Last change
on this file since beab7f2 was ea777aa, checked in by Alex Wilton <awilton@…>, 3 years ago |
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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
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Property mode
set to
100644
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File size:
510 bytes
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| 1 | /* Illustrates non-interference of collectives and point-to-point operations.
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| 2 | * Program is erroneous since MPI_Recv cannot receive message from Bcast. */
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| 3 | #include <mpi.h>
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| 4 |
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| 5 | double x;
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| 6 |
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| 7 | void main() {
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| 8 | int argc;
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| 9 | char **argv;
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| 10 | int rank;
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| 11 |
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| 12 | x = 0;
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| 13 | MPI_Init(&argc,&argv);
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| 14 | MPI_Comm_rank(MPI_COMM_WORLD, &rank);
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| 15 | if (rank==0) {
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| 16 | MPI_Bcast(&x, 1, MPI_DOUBLE, 0, MPI_COMM_WORLD);
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| 17 | } else {
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| 18 | MPI_Recv(&x, 1, MPI_DOUBLE, 0, MPI_ANY_TAG, MPI_COMM_WORLD,
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| 19 | MPI_STATUS_IGNORE);
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| 20 | }
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| 21 | MPI_Finalize();
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| 22 | }
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