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! 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
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