1! { dg-do run } 2! Test that we can write an unformatted stream file without 3! truncating. 4program main 5 character (len=10) c 6 open(10, form="unformatted", access="stream", position="rewind") 7 write (10) '1234567890abcde' 8 c = '' 9 read (10,pos=1) c 10 if (c /= '1234567890') call abort 11 c = '' 12 read (10,pos=6) c 13 if (c /= '67890abcde') call abort 14 write (10,pos=3) 'AB' 15 c = '' 16 read (10,pos=1) c 17 if (c /= '12AB567890') call abort 18 c = '' 19 read (10,pos=6) c 20 if (c /= '67890abcde') call abort 21 close (10,status="delete") 22end program main 23