52 lines
1.6 KiB
Fortran
52 lines
1.6 KiB
Fortran
! { dg-do compile }
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!
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! PR39630: Fortran 2003: Procedure pointer components.
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!
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! Probing some error messages.
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!
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! Contributed by Janus Weil <janus@gcc.gnu.org>
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implicit none
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interface
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subroutine sub
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end subroutine
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end interface
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external :: aaargh
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type :: t
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procedure(), pointer, nopass :: ptr1
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procedure(real), pointer, nopass :: ptr2
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procedure(sub), pointer, nopass :: ptr3
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procedure(), pointer, nopass ptr4 ! { dg-error "Expected '::'" }
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procedure(), pointer, nopass, pointer :: ptr5 ! { dg-error "Duplicate" }
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procedure, pointer, nopass :: ptr6 ! { dg-error "Syntax error" }
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procedure(), pointer, nopass :: ptr7 => ptr2 ! { dg-error "requires a NULL" }
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procedure(), nopass :: ptr8 ! { dg-error "POINTER attribute is required" }
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procedure(pp), pointer, nopass :: ptr9 ! { dg-error "declared in a later PROCEDURE statement" }
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procedure(aaargh), pointer, nopass :: ptr10 ! { dg-error "must be explicit" }
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real :: y
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end type t
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type,bind(c) :: bct ! { dg-error "BIND.C. derived type" }
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procedure(), pointer,nopass :: ptr ! { dg-error "cannot be a member of|may not be C interoperable" }
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end type bct
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procedure(sub), pointer :: pp
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type(t) :: x
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x%ptr2 => x ! { dg-error "Invalid procedure pointer assignment" }
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x => x%ptr2 ! { dg-error "Pointer assignment to non-POINTER" }
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print *, x%ptr1() ! { dg-error "attribute conflicts with" }
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call x%ptr2() ! { dg-error "attribute conflicts with" }
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print *,x%ptr3() ! { dg-error "attribute conflicts with" }
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call x%y ! { dg-error "Expected type-bound procedure or procedure pointer component" }
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end
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