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! { dg-do run }
! Tests the check for PR31215, in which actual/formal interface
! was not being correctly handled for the size of 'r' because
! it is a result.
!
! Contributed by Joost VandeVondele <jv244@cam.ac.uk>
!
module test1
implicit none
contains
character(f(x)) function test2(x) result(r)
implicit integer (x)
dimension r(len(r)+1)
integer, intent(in) :: x
interface
pure function f(x)
integer, intent(in) :: x
integer f
end function f
end interface
integer i
do i = 1, len(r)
r(:)(i:i) = achar(mod(i,32)+iachar('@'))
end do
end function test2
end module test1
program test
use test1
implicit none
! Original problem
if (len(test2(10)) .ne. 21) STOP 1
! Check non-intrinsic calls are OK and check that fix does
! not confuse result variables.
if (any (myfunc (test2(1)) .ne. "ABC")) STOP 2
contains
function myfunc (ch) result (chr)
character (*) :: ch(:)
character(len(ch)) :: chr(4)
if (len (ch) .ne. 3) STOP 3
if (any (ch .ne. "ABC")) STOP 4
chr = test2 (1)
if (len(test2(len(chr))) .ne. 7) STOP 5
end function myfunc
end program test
pure function f(x)
integer, intent(in) :: x
integer f
f = 2*x+1
end function f
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