5 ! Writes a 672000 byte file with buffering. The writing failed because
9 integer, parameter :: size = 2800 ! << needs to be large enough
10 real(8) :: vec1(size,30), dummy(size)
13 CALL RANDOM_NUMBER(vec1)
15 open(99, file='test.dat', form='unformatted', access='direct', recl=size*8)
17 write(99,rec=i) vec1(:,i)
18 write(99,rec=i+10) vec1(:,i+10)
19 write(99,rec=i+20) vec1(:,i+20) ! << rec = 30 was written to rec = 21
24 if (any (dummy /= vec1(:,i))) call abort()
25 read(99,rec=i+10) dummy
26 if (any (dummy /= vec1(:,i+10))) call abort()
27 read(99,rec=i+20) dummy
28 if (any (dummy /= vec1(:,i+20))) call abort() ! << aborted here for rec = 21
31 close(99, status='delete')