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+! { dg-do run }
+! PR25598 Error on repeated backspaces.
+! Derived from example given in PR by Dale Ranta
+! Contributed by Jerry DeLisle <jvdelisle@gcc.gnu.org>
+ integer data
+ data=-1
+ open(unit=11,status='scratch',form='unformatted')
+ write(11)data
+ read(11,end= 1000 )data
+ call abort()
+ 1000 continue
+ backspace 11
+ backspace 11
+ backspace 11
+ read(11,end= 1001 )data
+ 1001 continue
+ if (data.ne.-1) call abort
+ close(11)
+ end
+