gcc-4_9/gcc/testsuite/gfortran.dg/dummy_procedure_1.f90

   1 ! { dg-do compile }
   2 ! { dg-options "-std=f2003" }
   3 ! Test the patch for PR25098, where passing a variable as an
   4 ! actual argument to a formal argument that is a procedure
   5 ! went undiagnosed.
   6 !
   7 ! Based on contribution by Joost VandeVondele  <jv244@cam.ac.uk>
   8 !
   9 integer function y()
  10   y = 1
  11 end
  12 integer function z()
  13   z = 1
  14 end
  15
  16 module m1
  17 contains
  18   subroutine s1(f)
  19     interface
  20       function f()
  21         integer f
  22       end function f
  23     end interface
  24   end subroutine s1
  25   subroutine s2(x)
  26     integer :: x
  27   end subroutine
  28 end module m1
  29
  30   use m1
  31   external y
  32   interface
  33    function x()
  34      integer x
  35    end function x
  36   end interface
  37
  38   integer :: i, y, z
  39   i=1
  40   call s1(i) ! { dg-error "Expected a procedure for argument" }
  41   call s1(w) ! { dg-error "used as actual argument" }
  42   call s1(x) ! explicit interface
  43   call s1(y) ! declared external
  44   call s1(z) ! { dg-error "Expected a procedure for argument" }
  45   call s2(x) ! { dg-error "Invalid procedure argument" }
  46 contains
  47   integer function w()
  48     w = 1
  49   end function w
  50 end