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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gfortran.dg/] [proc_ptr_1.f90] - Rev 312
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! { dg-do run }
!
! basic tests of PROCEDURE POINTERS
!
! Contributed by Janus Weil <janus@gcc.gnu.org>
module m
contains
subroutine proc1(arg)
character (5) :: arg
arg = "proc1"
end subroutine
integer function proc2(arg)
integer, intent(in) :: arg
proc2 = arg**2
end function
complex function proc3(re, im)
real, intent(in) :: re, im
proc3 = complex (re, im)
end function
end module
subroutine foo1
end subroutine
real function foo2()
foo2=6.3
end function
program procPtrTest
use m, only: proc1, proc2, proc3
character (5) :: str
PROCEDURE(proc1), POINTER :: ptr1
PROCEDURE(proc2), POINTER :: ptr2
PROCEDURE(proc3), POINTER :: ptr3 => NULL()
PROCEDURE(REAL), SAVE, POINTER :: ptr4
PROCEDURE(), POINTER :: ptr5,ptr6
EXTERNAL :: foo1,foo2
real :: foo2
if(ASSOCIATED(ptr3)) call abort()
NULLIFY(ptr1)
if (ASSOCIATED(ptr1)) call abort()
ptr1 => proc1
if (.not. ASSOCIATED(ptr1)) call abort()
call ptr1 (str)
if (str .ne. "proc1") call abort ()
ptr2 => NULL()
if (ASSOCIATED(ptr2)) call abort()
ptr2 => proc2
if (.not. ASSOCIATED(ptr2,proc2)) call abort()
if (10*ptr2 (10) .ne. 1000) call abort ()
ptr3 => NULL (ptr3)
if (ASSOCIATED(ptr3)) call abort()
ptr3 => proc3
if (ptr3 (1.0, 2.0) .ne. (1.0, 2.0)) call abort ()
ptr4 => cos
if (ptr4(0.0)/=1.0) call abort()
ptr5 => foo1
call ptr5()
ptr6 => foo2
if (ptr6()/=6.3) call abort()
end program
! { dg-final { cleanup-modules "m" } }
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