gcc/testsuite/gfortran.dg/read_4.f90

   1 ! { dg-do run }
   2 ! PR80741 wrong code causes incorrect behaviour of namelist READ
   3 program p
   4   use, intrinsic :: iso_fortran_env, only: iostat_end
   5   implicit none
   6   integer :: x, y, ios, io
   7   character(10) :: line
   8   namelist /test/ x, y
   9
  10   x = 10
  11   y = 10
  12   ios = 0
  13   io = 10
  14   open(unit=io, status='scratch')
  15   write(io, test)
  16   write(io, *) 'done'
  17   rewind(io)
  18   x = 0
  19   y = 0
  20   read(io, test)
  21   if (x.ne.10 .or. y.ne.10) STOP 1
  22   !
  23   read(io, *) line
  24   if (line.ne.'done') STOP 2
  25   !
  26   read(io, *, iostat=ios) line
  27   if (ios/=iostat_end) STOP 3
  28   rewind(io)
  29   x = 0
  30   y = 0
  31   read(io, test)
  32   if (x.ne.10 .or. y.ne.10) STOP 4
  33   read(io, *, iostat=ios) line
  34   if (line.ne.'done') STOP 5
  35 end