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! { dg-do compile }
!
! PR 40453: [F95] Enhanced (recursive) argument checking
!
! Contributed by Tobias Burnus <burnus@gcc.gnu.org>
program RecursiveInterface
call c(b2) ! { dg-error "Interface mismatch in dummy procedure" }
contains
subroutine a1(x)
real :: x
end subroutine
subroutine a2(i)
integer :: i
end subroutine
!!!!!!!!!!!!!!!
subroutine b1 (f1)
procedure(a1) :: f1
end subroutine
subroutine b2 (f2)
procedure(a2) :: f2
end subroutine
!!!!!!!!!!!!!!!
subroutine c(g)
procedure(b1) :: g
end subroutine
end
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