gcc/testsuite/gfortran.dg/io_constraints_1.f90

   1 ! { dg-do compile }
   2 ! Part I of the test  of the IO constraints patch, which fixes PRs:
   3 ! PRs 25053, 25063, 25064, 25066, 25067, 25068, 25069, 25307 and 20862.
   4 !
   5 ! Contributed by Paul Thomas  <pault@gcc.gnu.org>
   6 !
   7 module fails
   8
   9  2000 format (1h , 2i6)                        ! { dg-error "Format statement in module" }
  10
  11 end module fails
  12
  13 module global
  14
  15   integer :: modvar
  16   namelist /NL/ modvar
  17
  18 contains
  19
  20   subroutine foo (i)
  21     integer :: i
  22     write (*, 100) i
  23  100 format (1h , "i=", i6)                     ! This is OK.
  24   end subroutine foo
  25
  26 end module global
  27
  28  use global
  29  integer :: a,b, c(20)
  30  integer(8) :: ierr
  31  character*80 :: buffer(3)
  32
  33 ! Appending to a USE associated namelist is an extension.
  34
  35  NAMELIST /NL/ a,b                              ! { dg-warning "already is USE associated" }
  36
  37  a=1 ; b=2
  38
  39 !9.2.2.1:
  40  write(c, *) a, b                               !  { dg-error "array" }
  41 !Was correctly picked up before patch.
  42  write(buffer((/3,1,2/)), *) a, b               !  { dg-error "vector subscript" }
  43
  44 !9.2.2.2 and one of 9.4.1
  45 !________________________
  46
  47  write(6, NML=NL, FMT = '(i6)')                 !  { dg-error "group name and format" }
  48  write(6, NML=NL, FMT = 200)                    !  { dg-error "group name and format" }
  49
  50 !9.4.1
  51 !_____
  52 !
  53
  54 ! R912
  55 !Was correctly picked up before patch.
  56  write(6, NML=NL, iostat = ierr)                ! { dg-warning "requires default INTEGER" }
  57  READ(1, fmt='(i6)', advance='NO', size = ierr) ! { dg-warning "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