llvm-project/flang/test/Semantics/resolve34.f90

146 lines
2.7 KiB
Fortran

! RUN: %S/test_errors.sh %s %t %flang_fc1
! Extended derived types
module m1
type :: t1
integer :: x
!ERROR: Component 'x' is already declared in this derived type
real :: x
end type
end
module m2
type :: t1
integer :: i
end type
type, extends(t1) :: t2
!ERROR: Component 'i' is already declared in a parent of this derived type
integer :: i
end type
end
module m3
type :: t1
end type
type, extends(t1) :: t2
integer :: i
!ERROR: 't1' is a parent type of this type and so cannot be a component
real :: t1
end type
type :: t3
end type
type, extends(t3) :: t4
end type
type, extends(t4) :: t5
!ERROR: 't3' is a parent type of this type and so cannot be a component
real :: t3
end type
end
module m4
type :: t1
integer :: t1
end type
!ERROR: Type cannot be extended as it has a component named 't1'
type, extends(t1) :: t2
end type
end
module m5
type :: t1
integer :: t2
end type
type, extends(t1) :: t2
end type
!ERROR: Type cannot be extended as it has a component named 't2'
type, extends(t2) :: t3
end type
end
module m6
! t1 can be extended if it is known as anything but t3
type :: t1
integer :: t3
end type
type, extends(t1) :: t2
end type
end
subroutine s6
use :: m6, only: t3 => t1
!ERROR: Type cannot be extended as it has a component named 't3'
type, extends(t3) :: t4
end type
end
subroutine r6
use :: m6, only: t5 => t1
type, extends(t5) :: t6
end type
end
module m7
type, private :: t1
integer :: i1
end type
type, extends(t1) :: t2
integer :: i2
integer, private :: i3
end type
end
subroutine s7
use m7
type(t2) :: x
integer :: j
j = x%i2
!ERROR: PRIVATE component 'i3' is only accessible within module 'm7'
j = x%i3
!ERROR: PRIVATE component 't1' is only accessible within module 'm7'
j = x%t1%i1
end
! 7.5.4.8(2)
module m8
type :: t
integer :: i1
integer, private :: i2
end type
type(t) :: y
integer :: a(1)
contains
subroutine s0
type(t) :: x
x = t(i1=2, i2=5) !OK
end
subroutine s1
a = [y%i2] !OK
end subroutine
end
subroutine s8
use m8
type(t) :: x
!ERROR: PRIVATE component 'i2' is only accessible within module 'm8'
x = t(2, 5)
!ERROR: PRIVATE component 'i2' is only accessible within module 'm8'
x = t(i1=2, i2=5)
!ERROR: PRIVATE component 'i2' is only accessible within module 'm8'
a = [y%i2]
end
! 7.5.4.8(2)
module m9
interface
module subroutine s()
end subroutine
end interface
type :: t
integer :: i1
integer, private :: i2
end type
end
submodule(m9) sm8
contains
module subroutine s
type(t) :: x
x = t(i1=2, i2=5) !OK
end
end