llvm-project/flang/test/Semantics/init01.f90

81 lines
3.1 KiB
Fortran

! RUN: %S/test_errors.sh %s %t %f18
! Initializer error tests
subroutine objectpointers(j)
integer, intent(in) :: j
real, allocatable, target, save :: x1
real, codimension[*], target, save :: x2
real, save :: x3
real, target :: x4
real, target, save :: x5(10)
!ERROR: An initial data target may not be a reference to an ALLOCATABLE 'x1'
real, pointer :: p1 => x1
!ERROR: An initial data target may not be a reference to a coarray 'x2'
real, pointer :: p2 => x2
!ERROR: An initial data target may not be a reference to an object 'x3' that lacks the TARGET attribute
real, pointer :: p3 => x3
!ERROR: An initial data target may not be a reference to an object 'x4' that lacks the SAVE attribute
real, pointer :: p4 => x4
!ERROR: An initial data target must be a designator with constant subscripts
real, pointer :: p5 => x5(j)
!ERROR: Pointer has rank 0 but target has rank 1
real, pointer :: p6 => x5
!TODO: type incompatibility, non-deferred type parameter values, contiguity
end subroutine
subroutine dataobjects(j)
integer, intent(in) :: j
real, parameter :: x1(*) = [1., 2.]
!ERROR: Implied-shape array 'x2' has rank 2, but its initializer has rank 1
real, parameter :: x2(*,*) = [1., 2.]
!ERROR: Shape of 'x3' is not implied, deferred, nor constant
real, parameter :: x3(j) = [1., 2.]
!ERROR: An automatic variable must not be initialized
real :: x4(j) = [1., 2.]
!ERROR: 'x5' has rank 2, but its initializer has rank 1
real :: x5(2,2) = [1., 2., 3., 4.]
real :: x6(2,2) = 5.
!ERROR: 'x7' has rank 0, but its initializer has rank 1
real :: x7 = [1.]
real :: x8(2,2) = reshape([1., 2., 3., 4.], [2, 2])
!ERROR: Dimension 1 of object has extent 3, but initializer has extent 2
real :: x9(3) = [1., 2.]
!ERROR: Dimension 1 of object has extent 2, but initializer has extent 3
real :: x10(2,3) = reshape([real::(k,k=1,6)], [3, 2])
end subroutine
subroutine components
real, target, save :: a1(3)
real, target :: a2
real, save :: a3
real, target, save :: a4
type :: t1
!ERROR: Dimension 1 of object has extent 2, but initializer has extent 3
real :: x1(2) = [1., 2., 3.]
end type
type :: t2(kind, len)
integer, kind :: kind
integer, len :: len
real :: x1(2) = [1., 2., 3.]
real :: x2(kind) = [1., 2., 3.]
real :: x3(len) = [1., 2., 3.]
real, pointer :: p1(:) => a1
!ERROR: An initial data target may not be a reference to an object 'a2' that lacks the SAVE attribute
real, pointer :: p2 => a2
!ERROR: An initial data target may not be a reference to an object 'a3' that lacks the TARGET attribute
real, pointer :: p3 => a3
!ERROR: Pointer has rank 0 but target has rank 1
real, pointer :: p4 => a1
!ERROR: Pointer has rank 1 but target has rank 0
real, pointer :: p5(:) => a4
end type
!ERROR: Dimension 1 of object has extent 2, but initializer has extent 3
type(t2(3,3)) :: o1
!ERROR: Dimension 1 of object has extent 2, but initializer has extent 3
!ERROR: Dimension 1 of object has extent 2, but initializer has extent 3
!ERROR: Dimension 1 of object has extent 2, but initializer has extent 3
type(t2(2,2)) :: o2
end subroutine