text: /* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */
  /*
   *
   *  (C) 2003 by Argonne National Laboratory.
   *      See COPYRIGHT in top-level directory.
   */
  #include "mpi.h"
  #include "mpitestconf.h"
  #include <stdio.h>
  #include "mpitest.h"
  
  /*
  static char MTEST_Descrip[] = "Test MPI_BOR operations on optional datatypes dupported by MPICH";
  */
  
  /*
   * This test looks at the handling of logical and for types that are not
   * integers or are not required integers (e.g., long long).  MPICH allows
   * these as well.  A strict MPI test should not include this test.
   */
  int main(int argc, char *argv[])
  {
      int errs = 0;
      int rc;
      int rank, size;
      MPI_Comm comm;
      char cinbuf[3], coutbuf[3];
      signed char scinbuf[3], scoutbuf[3];
      unsigned char ucinbuf[3], ucoutbuf[3];
      short sinbuf[3], soutbuf[3];
      unsigned short usinbuf[3], usoutbuf[3];
      long linbuf[3], loutbuf[3];
      unsigned long ulinbuf[3], uloutbuf[3];
      unsigned uinbuf[3], uoutbuf[3];
      int iinbuf[3], ioutbuf[3];
  
  
      MTest_Init(&argc, &argv);
  
      comm = MPI_COMM_WORLD;
      /* Set errors return so that we can provide better information
       * should a routine reject one of the operand/datatype pairs */
      MPI_Errhandler_set(comm, MPI_ERRORS_RETURN);
  
      MPI_Comm_rank(comm, &rank);
      MPI_Comm_size(comm, &size);
  
  #ifndef USE_STRICT_MPI
      /* char */
      MTestPrintfMsg(10, "Reduce of MPI_CHAR\n");
      cinbuf[0] = 0xff;
      cinbuf[1] = 0;
      cinbuf[2] = (rank > 0) ? 0x3c : 0xc3;
  
      coutbuf[0] = 0;
      coutbuf[1] = 1;
      coutbuf[2] = 1;
      rc = MPI_Reduce(cinbuf, coutbuf, 3, MPI_CHAR, MPI_BOR, 0, comm);
      if (rc) {
          MTestPrintErrorMsg("MPI_BOR and MPI_CHAR", rc);
          errs++;
      } else {
          if (rank == 0) {
              if (coutbuf[0] != (char) 0xff) {
                  errs++;
                  fprintf(stderr, "char BOR(1) test failed\n");
              }
              if (coutbuf[1]) {
                  errs++;
                  fprintf(stderr, "char BOR(0) test failed\n");
              }
              if (coutbuf[2] != (char) 0xff && size > 1) {
                  errs++;
                  fprintf(stderr, "char BOR(>) test failed\n");
              }
          }
      }
  #endif /* USE_STRICT_MPI */
  
      /* signed char */
      MTestPrintfMsg(10, "Reduce of MPI_SIGNED_CHAR\n");
      scinbuf[0] = 0xff;
      scinbuf[1] = 0;
      scinbuf[2] = (rank > 0) ? 0x3c : 0xc3;
  
      scoutbuf[0] = 0;
      scoutbuf[1] = 1;
      scoutbuf[2] = 1;
      rc = MPI_Reduce(scinbuf, scoutbuf, 3, MPI_SIGNED_CHAR, MPI_BOR, 0, comm);
      if (rc) {
          MTestPrintErrorMsg("MPI_BOR and MPI_SIGNED_CHAR", rc);
          errs++;
      } else {
          if (rank == 0) {
              if (scoutbuf[0] != (signed char) 0xff) {
                  errs++;
                  fprintf(stderr, "signed char BOR(1) test failed\n");
              }
              if (scoutbuf[1]) {
                  errs++;
                  fprintf(stderr, "signed char BOR(0) test failed\n");
              }
              if (scoutbuf[2] != (signed char) 0xff && size > 1) {
                  errs++;
                  fprintf(stderr, "signed char BOR(>) test failed\n");
              }
          }
      }
  
      /* unsigned char */
      MTestPrintfMsg(10, "Reduce of MPI_UNSIGNED_CHAR\n");
      ucinbuf[0] = 0xff;
      ucinbuf[1] = 0;
      ucinbuf[2] = (rank > 0) ? 0x3c : 0xc3;
  
      ucoutbuf[0] = 0;
      ucoutbuf[1] = 1;
      ucoutbuf[2] = 1;
      rc = MPI_Reduce(ucinbuf, ucoutbuf, 3, MPI_UNSIGNED_CHAR, MPI_BOR, 0, comm);
      if (rc) {
          MTestPrintErrorMsg("MPI_BOR and MPI_UNSIGNED_CHAR", rc);
          errs++;
      } else {
          if (rank == 0) {
              if (ucoutbuf[0] != 0xff) {
                  errs++;
                  fprintf(stderr, "unsigned char BOR(1) test failed\n");
              }
              if (ucoutbuf[1]) {
                  errs++;
                  fprintf(stderr, "unsigned char BOR(0) test failed\n");
              }
              if (ucoutbuf[2] != 0xff && size > 1) {
                  errs++;
                  fprintf(stderr, "unsigned char BOR(>) test failed\n");
              }
          }
      }
  
      /* bytes */
      MTestPrintfMsg(10, "Reduce of MPI_BYTE\n");
      cinbuf[0] = 0xff;
      cinbuf[1] = 0;
      cinbuf[2] = (rank > 0) ? 0x3c : 0xc3;
  
      coutbuf[0] = 0;
      coutbuf[1] = 1;
      coutbuf[2] = 1;
      rc = MPI_Reduce(cinbuf, coutbuf, 3, MPI_BYTE, MPI_BOR, 0, comm);
      if (rc) {
          MTestPrintErrorMsg("MPI_BOR and MPI_BYTE", rc);
          errs++;
      } else {
          if (rank == 0) {
              if (coutbuf[0] != (char) 0xff) {
                  errs++;
                  fprintf(stderr, "byte BOR(1) test failed\n");
              }
              if (coutbuf[1]) {
                  errs++;
                  fprintf(stderr, "byte BOR(0) test failed\n");
              }
              if (coutbuf[2] != (char) 0xff && size > 1) {
                  errs++;
                  fprintf(stderr, "byte BOR(>) test failed\n");
              }
          }
      }
  
      /* short */
      MTestPrintfMsg(10, "Reduce of MPI_SHORT\n");
      sinbuf[0] = 0xffff;
      sinbuf[1] = 0;
      sinbuf[2] = (rank > 0) ? 0x3c3c : 0xc3c3;
  
      soutbuf[0] = 0;
      soutbuf[1] = 1;
      soutbuf[2] = 1;
      rc = MPI_Reduce(sinbuf, soutbuf, 3, MPI_SHORT, MPI_BOR, 0, comm);
      if (rc) {
          MTestPrintErrorMsg("MPI_BOR and MPI_SHORT", rc);
          errs++;
      } else {
          if (rank == 0) {
              if (soutbuf[0] != (short) 0xffff) {
                  errs++;
                  fprintf(stderr, "short BOR(1) test failed\n");
              }
              if (soutbuf[1]) {
                  errs++;
                  fprintf(stderr, "short BOR(0) test failed\n");
              }
              if (soutbuf[2] != (short) 0xffff && size > 1) {
                  errs++;
                  fprintf(stderr, "short BOR(>) test failed\n");
              }
          }
      }
  
      /* unsigned short */
      MTestPrintfMsg(10, "Reduce of MPI_UNSIGNED_SHORT\n");
      usinbuf[0] = 0xffff;
      usinbuf[1] = 0;
      usinbuf[2] = (rank > 0) ? 0x3c3c : 0xc3c3;
  
      usoutbuf[0] = 0;
      usoutbuf[1] = 1;
      usoutbuf[2] = 1;
      rc = MPI_Reduce(usinbuf, usoutbuf, 3, MPI_UNSIGNED_SHORT, MPI_BOR, 0, comm);
      if (rc) {
          MTestPrintErrorMsg("MPI_BOR and MPI_UNSIGNED_SHORT", rc);
          errs++;
      } else {
          if (rank == 0) {
              if (usoutbuf[0] != 0xffff) {
                  errs++;
                  fprintf(stderr, "short BOR(1) test failed\n");
              }
              if (usoutbuf[1]) {
                  errs++;
                  fprintf(stderr, "short BOR(0) test failed\n");
              }
              if (usoutbuf[2] != 0xffff && size > 1) {
                  errs++;
                  fprintf(stderr, "short BOR(>) test failed\n");
              }
          }
      }
  
      /* unsigned */
      MTestPrintfMsg(10, "Reduce of MPI_UNSIGNED\n");
      uinbuf[0] = 0xffffffff;
      uinbuf[1] = 0;
      uinbuf[2] = (rank > 0) ? 0x3c3c3c3c : 0xc3c3c3c3;
  
      uoutbuf[0] = 0;
      uoutbuf[1] = 1;
      uoutbuf[2] = 1;
      rc = MPI_Reduce(uinbuf, uoutbuf, 3, MPI_UNSIGNED, MPI_BOR, 0, comm);
      if (rc) {
          MTestPrintErrorMsg("MPI_BOR and MPI_UNSIGNED", rc);
          errs++;
      } else {
          if (rank == 0) {
              if (uoutbuf[0] != 0xffffffff) {
                  errs++;
                  fprintf(stderr, "unsigned BOR(1) test failed\n");
              }
              if (uoutbuf[1]) {
                  errs++;
                  fprintf(stderr, "unsigned BOR(0) test failed\n");
              }
              if (uoutbuf[2] != 0xffffffff && size > 1) {
                  errs++;
                  fprintf(stderr, "unsigned BOR(>) test failed\n");
              }
          }
      }
  
      /* int */
      MTestPrintfMsg(10, "Reduce of MPI_INT\n");
      iinbuf[0] = 0xffffffff;
      iinbuf[1] = 0;
      iinbuf[2] = (rank > 0) ? 0x3c3c3c3c : 0xc3c3c3c3;
  
      ioutbuf[0] = 0;
      ioutbuf[1] = 1;
      ioutbuf[2] = 1;
      rc = MPI_Reduce(iinbuf, ioutbuf, 3, MPI_INT, MPI_BOR, 0, comm);
      if (rc) {
          MTestPrintErrorMsg("MPI_BOR and MPI_INT", rc);
          errs++;
      } else {
          if (rank == 0) {
              if (ioutbuf[0] != 0xffffffff) {
                  errs++;
                  fprintf(stderr, "int BOR(1) test failed\n");
              }
              if (ioutbuf[1]) {
                  errs++;
                  fprintf(stderr, "int BOR(0) test failed\n");
              }
              if (ioutbuf[2] != 0xffffffff && size > 1) {
                  errs++;
                  fprintf(stderr, "int BOR(>) test failed\n");
              }
          }
      }
  
      /* long */
      MTestPrintfMsg(10, "Reduce of MPI_LONG\n");
      linbuf[0] = 0xffffffff;
      linbuf[1] = 0;
      linbuf[2] = (rank > 0) ? 0x3c3c3c3c : 0xc3c3c3c3;
  
      loutbuf[0] = 0;
      loutbuf[1] = 1;
      loutbuf[2] = 1;
      rc = MPI_Reduce(linbuf, loutbuf, 3, MPI_LONG, MPI_BOR, 0, comm);
      if (rc) {
          MTestPrintErrorMsg("MPI_BOR and MPI_LONG", rc);
          errs++;
      } else {
          if (rank == 0) {
              if (loutbuf[0] != 0xffffffff) {
                  errs++;
                  fprintf(stderr, "long BOR(1) test failed\n");
              }
              if (loutbuf[1]) {
                  errs++;
                  fprintf(stderr, "long BOR(0) test failed\n");
              }
              if (loutbuf[2] != 0xffffffff && size > 1) {
                  errs++;
                  fprintf(stderr, "long BOR(>) test failed\n");
              }
          }
      }
  
      /* unsigned long */
      MTestPrintfMsg(10, "Reduce of MPI_UNSIGNED_LONG\n");
      ulinbuf[0] = 0xffffffff;
      ulinbuf[1] = 0;
      ulinbuf[2] = (rank > 0) ? 0x3c3c3c3c : 0xc3c3c3c3;
  
      uloutbuf[0] = 0;
      uloutbuf[1] = 1;
      uloutbuf[2] = 1;
      rc = MPI_Reduce(ulinbuf, uloutbuf, 3, MPI_UNSIGNED_LONG, MPI_BOR, 0, comm);
      if (rc) {
          MTestPrintErrorMsg("MPI_BOR and MPI_UNSIGNED_LONG", rc);
          errs++;
      } else {
          if (rank == 0) {
              if (uloutbuf[0] != 0xffffffff) {
                  errs++;
                  fprintf(stderr, "unsigned long BOR(1) test failed\n");
              }
              if (uloutbuf[1]) {
                  errs++;
                  fprintf(stderr, "unsigned long BOR(0) test failed\n");
              }
              if (uloutbuf[2] != 0xffffffff && size > 1) {
                  errs++;
                  fprintf(stderr, "unsigned long BOR(>) test failed\n");
              }
          }
      }
  
  #ifdef HAVE_LONG_LONG
      {
          long long llinbuf[3], lloutbuf[3];
          /* long long */
          llinbuf[0] = 0xffffffff;
          llinbuf[1] = 0;
          llinbuf[2] = (rank > 0) ? 0x3c3c3c3c : 0xc3c3c3c3;
  
          lloutbuf[0] = 0;
          lloutbuf[1] = 1;
          lloutbuf[2] = 1;
          if (MPI_LONG_LONG != MPI_DATATYPE_NULL) {
              MTestPrintfMsg(10, "Reduce of MPI_LONG_LONG\n");
              rc = MPI_Reduce(llinbuf, lloutbuf, 3, MPI_LONG_LONG, MPI_BOR, 0, comm);
              if (rc) {
                  MTestPrintErrorMsg("MPI_BOR and MPI_LONG_LONG", rc);
                  errs++;
              } else {
                  if (rank == 0) {
                      if (lloutbuf[0] != 0xffffffff) {
                          errs++;
                          fprintf(stderr, "long long BOR(1) test failed\n");
                      }
                      if (lloutbuf[1]) {
                          errs++;
                          fprintf(stderr, "long long BOR(0) test failed\n");
                      }
                      if (lloutbuf[2] != 0xffffffff && size > 1) {
                          errs++;
                          fprintf(stderr, "long long BOR(>) test failed\n");
                      }
                  }
              }
          }
      }
  #endif
  
      MPI_Errhandler_set(comm, MPI_ERRORS_ARE_FATAL);
      MTest_Finalize(errs);
      return MTestReturnValue(errs);
  }
  