1! { dg-do run } 2! PR27757 Problems with direct access I/O 3! This test checks a series of random writes followed by random reads. 4! Contributed by Jerry DeLisle <jvdelisle@gcc.gnu.org> 5 6program testdirect 7 implicit none 8 integer, dimension(100) :: a 9 integer :: i,j,k,ier 10 real :: x 11 data a / 13, 9, 34, 41, 25, 98, 6, 12, 11, 44, 79, 3,& 12 & 64, 61, 77, 57, 59, 2, 92, 38, 71, 64, 31, 60, 28, 90, 26,& 13 & 97, 47, 26, 48, 96, 95, 82, 100, 90, 45, 71, 71, 67, 72,& 14 & 76, 94, 49, 85, 45, 100, 22, 96, 48, 13, 23, 40, 14, 76, 99,& 15 & 96, 90, 65, 2, 8, 60, 96, 19, 45, 1, 100, 48, 91, 20, 92,& 16 & 72, 81, 59, 24, 37, 43, 21, 54, 68, 31, 19, 79, 63, 41,& 17 & 42, 12, 10, 62, 43, 9, 30, 9, 54, 35, 4, 5, 55, 3, 94 / 18 19 open(unit=15,file="testdirectio",access="direct",form="unformatted",recl=89) 20 do i=1,100 21 k = a(i) 22 write(unit=15, rec=k) k 23 enddo 24 do j=1,100 25 read(unit=15, rec=a(j), iostat=ier) k 26 if (ier.ne.0) then 27 call abort() 28 else 29 if (a(j) /= k) call abort() 30 endif 31 enddo 32 close(unit=15, status="delete") 33end program testdirect