Subversion Repositories openrisc_2011-10-31

! { dg-do compile }

! { dg-options "-std=legacy" }

!

! This tests the patch for PR26787 in which it was found that setting

! the result of one module procedure from within another produced an

! ICE rather than an error.

!

! This is an "elaborated" version of the original testcase from

! Joshua Cogliati  

!

function ext1 ()

    integer ext1, ext2, arg

    ext1 = 1

    entry ext2 (arg)

    ext2 = arg

contains

    subroutine int_1 ()

        ext1 = arg * arg     ! OK - host associated.

    end subroutine int_1

end function ext1

module simple

    implicit none

contains

    integer function foo ()

         foo = 10            ! OK - function result

         call foobar ()

    contains

        subroutine foobar ()

            integer z

            foo = 20         ! OK - host associated.

        end subroutine foobar

    end function foo

    subroutine bar()         ! This was the original bug.

        foo = 10             ! { dg-error "is not a variable" }

    end subroutine bar

    integer function oh_no ()

        oh_no = 1

        foo = 5              ! { dg-error "is not a variable" }

    end function oh_no

end module simple

module simpler

    implicit none

contains

    integer function foo_er ()

         foo_er = 10         ! OK - function result

    end function foo_er

end module simpler

    use simpler

    real w, stmt_fcn

    interface

        function ext1 ()

           integer ext1

        end function ext1

        function ext2 (arg)

           integer ext2, arg

        end function ext2

    end interface

    stmt_fcn (w) = sin (w)

    call x (y ())

    x = 10                   ! { dg-error "is not a variable" }

    y = 20                   ! { dg-error "is not a variable" }

    foo_er = 8               ! { dg-error "is not a variable" }

    ext1 = 99                ! { dg-error "is not a variable" }

    ext2 = 99                ! { dg-error "is not a variable" }

    stmt_fcn = 1.0           ! { dg-error "is not a variable" }

    w = stmt_fcn (1.0)

contains

    subroutine x (i)

        integer i

        y = i                ! { dg-error "is not a variable" }

    end subroutine x

    function y ()

        integer y

        y = 2                ! OK - function result

    end function y

end

! { dg-final { cleanup-modules "simple simpler" } }