Tim Prince wrote: > On 2/23/2011 8:27 AM, Prentice Bisbal wrote: >> Jeff Squyres wrote: >>> On Feb 23, 2011, at 9:48 AM, Tim Prince wrote: >>> >>>>> I agree with your logic, but the problem is where the code containing >>>>> the error is coming from - it's comping from a header files that's a >>>>> part of Open MPI, which makes me think this is a cmpiler error, since >>>>> I'm sure there are plenty of people using the same header file. in >>>>> their >>>>> code. >>>>> >>>> Are you certain that they all find it necessary to re-define >>>> identifiers from that header file, rather than picking parameter >>>> names which don't conflict? >>> >>> Without seeing the code, it sounds like Tim might be right: someone >>> is trying to re-define the MPI_STATUS_SIZE parameter that is being >>> defined by OMPI's mpif-config.h header file. Regardless of include >>> file/initialization ordering (i.e., regardless of whether >>> mpif-config.h is the first or Nth entity to try to set this >>> parameter), user code should never set this parameter value. >>> >>> Or any symbol that begins with MPI_, for that matter. The entire >>> "MPI_" namespace is reserved for MPI. >>> >> >> I understand that, and I checked the code to make sure the programmer >> didn't do anything stupid like that. >> >> The entire code is only a few hundred lines in two different files. In >> the entire program, there is only 1 include statement: >> >> include 'mpif.h' >> >> and MPI_STATUS_SIZE appears only once: >> >> integer ierr,istatus(MPI_STATUS_SIZE) >> >> I have limited knowledge of Fortran programming, but based on this, I >> don't see how MPI_STATUS_SIZE could be getting overwritten. >> >> > Earlier, you showed a preceding PARAMETER declaration setting a new > value for that name, which would be required to make use of it in this > context. Apparently, you intend to support only compilers which violate > the Fortran standard by supporting a separate name space for PARAMETER > identifiers, so that you can violate the MPI standard by using MPI_ > identifiers in a manner which I believe is called shadowing in C. >
Tim, Check the original post again - that PARAMETER line you are referring to comes from the mpif-config.h file - not from my own code. -- Prentice