gcc/testsuite/gfortran.dg/io_constraints_1.f90

   1 ! { dg-do compile }
   2 ! { dg-options "-std=f95" }
   3 ! Part I of the test  of the IO constraints patch, which fixes PRs:
   4 ! PRs 25053, 25063, 25064, 25066, 25067, 25068, 25069, 25307 and 20862.
   5 !
   6 ! Contributed by Paul Thomas  <pault@gcc.gnu.org>
   7 !
   8 module fails
   9
  10  2000 format (1h , 2i6)                        ! { dg-error "Format statement in module" }
  11
  12 end module fails
  13
  14 module global
  15
  16   integer :: modvar
  17   namelist /NL/ modvar
  18
  19 contains
  20
  21   subroutine foo (i)
  22     integer :: i
  23     write (*, 100) i
  24  100 format (1h , "i=", i6)                     ! { dg-warning "The H format specifier at ... is a Fortran 95 deleted feature" }
  25   end subroutine foo
  26
  27 end module global
  28
  29  use global
  30  integer :: a,b, c(20)
  31  integer(8) :: ierr
  32  character(80) :: buffer(3)
  33
  34 ! Appending to a USE associated namelist is an extension.
  35
  36  NAMELIST /NL/ a,b                              ! { dg-error "already is USE associated" }
  37
  38  a=1 ; b=2
  39
  40 !9.2.2.1:
  41  write(c, *) a, b                               !  { dg-error "array" }
  42 !Was correctly picked up before patch.
  43  write(buffer((/3,1,2/)), *) a, b               !  { dg-error "vector subscript" }
  44
  45 !9.2.2.2 and one of 9.4.1
  46 !________________________
  47
  48  write(6, NML=NL, FMT = '(i6)')                 !  { dg-error "group name and format" }
  49  write(6, NML=NL, FMT = 200)                    !  { dg-error "group name and format" }
  50
  51 !9.4.1
  52 !_____
  53 !
  54
  55 ! R912
  56 !Was correctly picked up before patch.
  57  write(6, NML=NL, iostat = ierr)                ! { dg-error "requires default INTEGER" }
  58
  59 ! Constraints
  60 !Was correctly picked up before patch.
  61  write(1, fmt='(i6)', end = 100) a              ! { dg-error "END tag" }
  62 !Was correctly picked up before patch.
  63  write(1, fmt='(i6)', eor = 100) a              ! { dg-error "EOR tag" }
  64 !Was correctly picked up before patch.
  65  write(1, fmt='(i6)', size = b) a               ! { dg-error "SIZE= specifier not allowed" }
  66
  67
  68  READ(1, fmt='(i6)', end = 900) a               ! { dg-error "not defined" }
  69  READ(1, fmt='(i6)', eor = 900, advance='NO') a ! { dg-error "not defined" }
  70  READ(1, fmt='(i6)', ERR = 900) a               ! { dg-error "not defined" }
  71
  72 !Was correctly picked up before patch.
  73  READ(1, fmt=800) a                             ! { dg-error "not defined" }
  74
  75
  76 100 continue
  77 200 format (2i6)
  78  END