message: make vc++ happier
diff: @@ -84,7 +84,7 @@ void generateCommonTestData(int step, int rank, int size)
  }
  }
  -int validateCommonTestData(int start, int length, int step,
  +int validateCommonTestData(int start, int length, size_t step,
  int missing_end_data)
  {
  int failures = 0;
  