gcc/testsuite/gfortran.dg/direct_io_4.f90

   1 ! { dg-do run }
   2 ! PR 23321 : Running off the end of a file was not detected with direct I/O.
   3 program main
   4   implicit none
   5   integer(kind=1) :: a, b
   6   integer :: ios, i
   7
   8   a = 42
   9   open (unit=10,status="scratch",recl=1,access="direct")
  10   write(10,rec=1) a
  11
  12   read (10,rec=2, iostat=ios) b
  13   if (ios == 0) STOP 1
  14
  15   read (10, rec=82641, iostat=ios) b      ! This used to cause a segfault
  16   if (ios == 0) STOP 2
  17
  18   read(10, rec=1, iostat=ios) b
  19   if (ios /= 0) STOP 3
  20   if (a /= b) STOP 4
  21
  22 end program main