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! { dg-do compile }

! PR31306 ICE with implicit character variables

! Test case from PR and prepared by Jerry DeLisle 

module cyclic

  implicit none

  contains

    function ouch(x,y) ! { dg-error "has no IMPLICIT type" }

      implicit character(len(ouch)) (x) ! { dg-error "used before it is typed" }

      implicit character(len(x)+1) (y) ! { dg-error "used before it is typed" }

      implicit character(len(y)-1) (o) ! { dg-error "used before it is typed" }

      intent(in) x,y

      character(len(y)-1) ouch ! { dg-error "used before it is typed" }

      integer i

      do i = 1, len(ouch)

        ouch(i:i) = achar(ieor(iachar(x(i:i)),iachar(y(i:i)))) ! { dg-error "Unclassifiable statement" }

      end do

      end function ouch

end module cyclic