[Bug fortran/56981] Slow I/O: Unformatted 5x slower, large sys component; formatted slow as well

[jvdelisle at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56981



--- Comment #2 from Jerry DeLisle <jvdelisle at gcc dot gnu.org> 2013-04-17 
00:58:02 UTC ---

There is a seek inside next_record_w_unf. That function is used for DIRECT I/O.

Looks conceptually wrong to me for sequential unformatted.  I won't have time

for a few days to look at this further.