1462c564dSBarry Smith static char help[] = "Tests MPIU_Allreduce() for overflow.\n"; 2462c564dSBarry Smith #include <petscsys.h> 3462c564dSBarry Smith 4462c564dSBarry Smith int main(int argc, char **args) 5462c564dSBarry Smith { 6462c564dSBarry Smith PetscInt same = PETSC_INT_MAX; 7462c564dSBarry Smith 8462c564dSBarry Smith PetscFunctionBeginUser; 9c8025a54SPierre Jolivet PetscCall(PetscInitialize(&argc, &args, NULL, help)); 10462c564dSBarry Smith PetscCallMPI(MPIU_Allreduce(MPI_IN_PLACE, &same, 1, MPIU_INT, MPI_SUM, PETSC_COMM_WORLD)); 11462c564dSBarry Smith PetscCall(PetscFinalize()); 12462c564dSBarry Smith return 0; 13462c564dSBarry Smith } 14462c564dSBarry Smith 15462c564dSBarry Smith /*TEST 16462c564dSBarry Smith 17462c564dSBarry Smith test: 18462c564dSBarry Smith TODO: Cannot run CI test in parallel to produce clean output 19462c564dSBarry Smith requires: !defined(PETSC_USE_64_BIT_INDICES) 20462c564dSBarry Smith nsize: 2 21462c564dSBarry Smith args: -petsc_ci_portable_error_output -error_output_stdout 22*444bb3e7SJed Brown filter: grep -E "(PETSC ERROR)" | grep -E "(Error Created|CreateError\(\)|main\(\))" 23462c564dSBarry Smith 24462c564dSBarry Smith TEST*/ 25