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MPI_Op_free function

Frees a user-defined combination function handle.

Syntax

int MPIAPI MPI_Op_free(
   _Inout_ MPI_Op *op
);

Parameters

  • op
    Operation.

Return value

Returns MPI_SUCCESS on success. Otherwise, the return value is an error code.

In Fortran, the return value is stored in the IERROR parameter.

Fortran

    MPI_OP_FREE(OP, IERROR)
        INTEGER OP, IERROR

Remarks

op is set to MPI_OP_NULL on exit.

Requirements

Product

HPC Pack 2012 MS-MPI Redistributable Package, HPC Pack 2008 R2 MS-MPI Redistributable Package, HPC Pack 2008 MS-MPI Redistributable Package or HPC Pack 2008 Client Utilities

Header

Mpi.h; Mpif.h

Library

Msmpi.lib

DLL

Msmpi.dll

See also

MPI Collective Functions