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! { dg-do run }
! PR25828 Stream IO test 4, Tests string read and writes, single byte.
! Verifies buffering is working correctly and position="append"
! Contributed by Jerry DeLisle <jvdelisle@verizon.net>.
program streamtest
implicit none
character(1) :: lf = char(10)
character(1) :: tchar
integer :: i,j,k
integer, parameter :: lines = 5231
open(10, file="teststream", access="stream", form="formatted")
do i=1,lines
do j=0,9
write(10,"(i5)") j
end do
end do
close(10)
open(10, file="teststream", access="stream",&
&form="formatted", position="append")
do i=1,lines
do j=0,9
write(10,"(i5)") j
end do
end do
rewind(10)
do i=1,lines
do j=0,9
read(10,"(i5)") k
if (k.ne.j) call abort()
end do
end do
close(10,status="delete")
end program streamtest
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