xref: /petsc/src/sys/tests/ex77.c (revision c8025a5415d73fd1c6005393f2b0e60677bf5915)
1462c564dSBarry Smith static char help[] = "Tests MPIU_Allreduce() for mis-use.\n";
2462c564dSBarry Smith #include <petscsys.h>
3462c564dSBarry Smith 
4462c564dSBarry Smith int main(int argc, char **args)
5462c564dSBarry Smith {
6462c564dSBarry Smith   PetscMPIInt rank;
7462c564dSBarry Smith   PetscBool   same = PETSC_FALSE;
8462c564dSBarry Smith 
9462c564dSBarry Smith   PetscFunctionBeginUser;
10*c8025a54SPierre Jolivet   PetscCall(PetscInitialize(&argc, &args, NULL, help));
11462c564dSBarry Smith   PetscCallMPI(MPI_Comm_rank(PETSC_COMM_WORLD, &rank));
12462c564dSBarry Smith   if (!rank) PetscCallMPI(MPIU_Allreduce(MPI_IN_PLACE, &same, 1, MPIU_BOOL, MPI_LAND, PETSC_COMM_WORLD));
13462c564dSBarry Smith   else PetscCallMPI(MPIU_Allreduce(MPI_IN_PLACE, &same, 1, MPIU_BOOL, MPI_LAND, PETSC_COMM_WORLD));
14462c564dSBarry Smith   PetscCall(PetscFinalize());
15462c564dSBarry Smith   return 0;
16462c564dSBarry Smith }
17462c564dSBarry Smith 
18462c564dSBarry Smith /*TEST
19462c564dSBarry Smith 
20462c564dSBarry Smith    test:
21462c564dSBarry Smith      requires: defined(PETSC_USE_DEBUG) !defined(PETSCTEST_VALGRIND)
22462c564dSBarry Smith      args: -petsc_ci_portable_error_output -error_output_stdout
23462c564dSBarry Smith      nsize: 2
24462c564dSBarry Smith      filter: grep -E "(PETSC ERROR)" | egrep "(Error Created|CreateError\(\)|main\(\))"
25462c564dSBarry Smith 
26462c564dSBarry Smith TEST*/
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