gcc/testsuite/gfortran.dg/coarray_4.f90

   1 ! { dg-do compile }
   2 ! { dg-options "-fcoarray=single" }
   3 !
   4 ! Coarray support -- corank declarations
   5 ! PR fortran/18918
   6 !
   7
   8 subroutine valid(n, c, f)
   9   implicit none
  10   integer :: n
  11   integer, save :: a[*], b(4)[-1:4,*]
  12   real :: c(*)[1,0:3,3:*]
  13   real :: f(n)[0:n,-100:*]
  14   integer, allocatable :: d[:], e(:)[:,:]
  15   integer, save, codimension[1,*] :: g, h(7), i(6)[*], j[*]
  16   integer :: k
  17   codimension :: k[*]
  18   save :: k
  19   integer :: ii = 7
  20   block
  21     integer, save :: kk[ii, *] ! { dg-error "cannot have the SAVE attribute" }
  22   end block
  23 end subroutine valid
  24
  25 subroutine valid2()
  26   type t
  27     integer, allocatable :: a[:]
  28   end type t
  29   type, extends(t) :: tt
  30     integer, allocatable :: b[:]
  31   end type tt
  32   type(tt), save :: foo
  33   type(tt) :: bar ! { dg-error "is a coarray or has a coarray component" }
  34 end subroutine valid2
  35
  36 subroutine invalid(n)
  37   implicit none
  38   integer :: n
  39   integer :: k[*] ! { dg-error "not ALLOCATABLE, SAVE nor a dummy" }
  40   integer :: h(3)[*] ! { dg-error "not ALLOCATABLE, SAVE nor a dummy" }
  41   integer, save :: a[*]
  42   codimension :: a[1,*] ! { dg-error "Duplicate CODIMENSION attribute" }
  43   complex, save :: hh(n)[*] ! { dg-error "cannot have the SAVE attribute" }
  44   integer :: j = 6
  45
  46   integer, save :: hf1[j,*] ! { dg-error "cannot appear in the expression|cannot have the SAVE attribute" }
  47   integer, save :: hf2[n,*] ! { dg-error "cannot have the SAVE attribute" }
  48   integer, save :: hf3(4)[j,*] ! { dg-error "cannot appear in the expression|cannot have the SAVE attribute" }
  49   integer, save :: hf4(5)[n,*] ! { dg-error "cannot have the SAVE attribute" }
  50
  51   integer, allocatable :: a2[*] ! { dg-error "must have deferred shape" }
  52   integer, allocatable :: a3(:)[*] ! { dg-error "must have deferred shape" }
  53   integer, allocatable :: a4[*] ! { dg-error "must have deferred shape" }
  54 end subroutine invalid
  55
  56 subroutine invalid2
  57   use iso_c_binding
  58   implicit none
  59   type t0
  60     integer, allocatable :: a[:,:,:]
  61   end type t0
  62   type t
  63   end type t
  64   type, extends(t) :: tt ! { dg-error "has a coarray component, parent type" }
  65     integer, allocatable :: a[:]
  66   end type tt
  67   type ttt
  68     integer, pointer :: a[:] ! { dg-error "must be allocatable" }
  69   end type ttt
  70   type t4
  71     integer, allocatable :: b[4,*] ! { dg-error "with deferred shape" }
  72   end type t4
  73   type t5
  74     type(c_ptr), allocatable :: p[:] ! { dg-error "shall not be a coarray" }
  75   end type t5
  76   type(t0), save :: t0_1[*] ! { dg-error "shall be a nonpointer, nonallocatable scalar" }
  77   type(t0), allocatable :: t0_2[:] ! { dg-error "shall be a nonpointer, nonallocatable scalar" }
  78   type(c_ptr), save :: pp[*] ! { dg-error "shall not be a coarray" }
  79 end subroutine invalid2
  80
  81 elemental subroutine elem(a) ! { dg-error "Coarray dummy argument" }
  82   integer, intent(in) :: a[*]
  83 end subroutine
  84
  85 function func() result(res)
  86   integer :: res[*] ! { dg-error "CODIMENSION attribute conflicts with RESULT" }
  87 end function func