Top Questions

1. Does gcc always do this kind of optimization? (common subexpression elimination)
   3 votes

   2 answers
2. What happens when casting double to float?
   2 votes

   1 answers
3. Is this an advantage of MPI_PACK over derived datatype?
   1 votes

   1 answers
4. How do the different types of point to point communication in MPI differ in terms of performance?
   1 votes

   1 answers