Subversion Repositories openrisc_2011-10-31

! Related to PR 15326.  Test calls to string functions whose lengths

! depend on various types of scalar value.

! { dg-do run }

pure function select (selector, iftrue, iffalse)

  logical, intent (in) :: selector

  integer, intent (in) :: iftrue, iffalse

  integer :: select

  if (selector) then

    select = iftrue

  else

    select = iffalse

  end if

end function select

program main

  implicit none

  interface

    pure function select (selector, iftrue, iffalse)

      logical, intent (in) :: selector

      integer, intent (in) :: iftrue, iffalse

      integer :: select

    end function select

  end interface

  type pair

    integer :: left, right

  end type pair

  integer, target :: i

  integer, pointer :: ip

  real, target :: r

  real, pointer :: rp

  logical, target :: l

  logical, pointer :: lp

  complex, target :: c

  complex, pointer :: cp

  character, target :: ch

  character, pointer :: chp

  type (pair), target :: p

  type (pair), pointer :: pp

  character (len = 10) :: dig

  i = 100

  r = 50.5

  l = .true.

  c = (10.9, 11.2)

  ch = '1'

  p%left = 40

  p%right = 50

  ip => i

  rp => r

  lp => l

  cp => c

  chp => ch

  pp => p

  dig = '1234567890'

  call test (f1 (i), 200)

  call test (f1 (ip), 200)

  call test (f1 (-30), 60)

  call test (f1 (i / (-4)), 50)

  call test (f2 (r), 100)

  call test (f2 (rp), 100)

  call test (f2 (70.1), 140)

  call test (f2 (r / 4), 24)

  call test (f2 (real (i)), 200)

  call test (f3 (l), 50)

  call test (f3 (lp), 50)

  call test (f3 (.false.), 55)

  call test (f3 (i < 30), 55)

  call test (f4 (c), 10)

  call test (f4 (cp), 10)

  call test (f4 (cmplx (60.0, r)), 60)

  call test (f4 (cmplx (r, 1.0)), 50)

  call test (f5 (ch), 11)

  call test (f5 (chp), 11)

  call test (f5 ('23'), 12)

  call test (f5 (dig (3:)), 13)

  call test (f5 (dig (10:)), 10)

  call test (f6 (p), 145)

  call test (f6 (pp), 145)

  call test (f6 (pair (20, 10)), 85)

  call test (f6 (pair (i / 2, 1)), 106)

contains

  function f1 (i)

    integer :: i

    character (len = abs (i) * 2) :: f1

    f1 = ''

  end function f1

  function f2 (r)

    real :: r

    character (len = floor (r) * 2) :: f2

    f2 = ''

  end function f2

  function f3 (l)

    logical :: l

    character (len = select (l, 50, 55)) :: f3

    f3 = ''

  end function f3

  function f4 (c)

    complex :: c

    character (len = int (c)) :: f4

    f4 = ''

  end function f4

  function f5 (c)

    character :: c

    character (len = scan ('123456789', c) + 10) :: f5

    f5 = ''

  end function f5

  function f6 (p)

    type (pair) :: p

    integer :: i

    character (len = sum ((/ p%left, p%right, (i, i = 1, 10) /))) :: f6

    f6 = ''

  end function f6

  subroutine test (string, length)

    character (len = *) :: string

    integer, intent (in) :: length

    if (len (string) .ne. length) call abort

  end subroutine test

end program main