gcc/testsuite/gfortran.dg/stfunc_4.f90

   1 ! { dg-do run }
   2 ! Tests the fix for PR29389, in which the  statement function would not be
   3 ! recognised as PURE within a PURE procedure.
   4
   5 ! Contributed by Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
   6
   7   INTEGER :: st1, i = 99, a(4), q = 6
   8   st1 (i) = i * i * i
   9   FORALL(i=1:4) a(i) = st1 (i)
  10   FORALL(i=1:4) a(i) = u (a(i)) - a(i)** 2
  11   if (any (a .ne. 0)) call abort ()
  12   if (i .ne. 99) call abort ()
  13 contains
  14   pure integer function u (x)
  15     integer,intent(in) :: x
  16     st2 (i) = i * i
  17     u = st2(x)
  18   end function
  19 end