| ! 14 45 52 |
| pure integer(selected_int_kind(3)) function thrice(n) |
| intent(in) :: n ! 17 n should be implicitly declared, NOT resolve to the outer n |
| thrice=-999 ! 3 |
| end function thrice ! 14 |
| |
| type type ! 8 |
| integer :: a ! 16 |
| end type type ! 12 |
| |
| ! 3 10 17 |
| ! thrice(n) = 3*n ! Statement function, shadows outer function |
| ! 3 |
| n = 1 ! Different n than statement function parameter |
| |
| ! 12 23 30 34 38 44 |
| print *, thrice(6), thrice(n), n, f(1), f(3) |
| ! Expect 18.0 3.0 1.0 1.0 3.0 |
| stop |
| |
| contains |
| ! 30 33 |
| recursive integer function f (a) |
| ! 16 |
| integer :: a ! Different a than derived type component |
| ! 10 19 |
| type(type) :: x |
| ! 10 28 33 |
| type(type), pointer :: p => null() |
| |
| target :: x ! 15 |
| intent(in) :: a ! 19 |
| |
| ! 5 7 11 |
| x%a = a ! Assign local a to component |
| ! 5 9 14 |
| x = type(a) ! Structure ctor assigning local a to component a |
| ! 5 10 |
| p => x |
| !p => null() does not parse |
| |
| ! 5 |
| f = 1 |
| ! 9 16 20 2729 |
| if (a > 1) f = thrice(f(f-1)) |
| end function f ! 16 |
| end |
