allocate04.f90
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! RUN: %S/test_errors.sh %s %t %f18
! Check for semantic errors in ALLOCATE statements
subroutine C933_b(n)
! If any allocate-object has a deferred type parameter, is unlimited polymorphic,
! or is of abstract type, either type-spec or source-expr shall appear.
! only testing unlimited polymorphic and abstract-type here
type, abstract :: Base
integer x
end type
type, extends(Base) :: A
integer y
end type
type, extends(Base) :: B
class(Base), allocatable :: y
end type
type C
class(*), pointer :: whatever
real, pointer :: y
end type
integer n
class(*), allocatable :: u1, u2(:)
class(C), allocatable :: n1, n2(:)
class(Base), pointer :: p1, p2(:)
class(B), pointer :: p3, p4(:)
type(A) :: molda = A(1, 2)
!ERROR: Either type-spec or source-expr must appear in ALLOCATE when allocatable object is unlimited polymorphic
allocate(u1)
!ERROR: Either type-spec or source-expr must appear in ALLOCATE when allocatable object is unlimited polymorphic
allocate(u2(2))
!ERROR: Either type-spec or source-expr must appear in ALLOCATE when allocatable object is unlimited polymorphic
allocate(n1%whatever)
!ERROR: Either type-spec or source-expr must appear in ALLOCATE when allocatable object is unlimited polymorphic
allocate(n2(2)%whatever)
!ERROR: Either type-spec or source-expr must appear in ALLOCATE when allocatable object is of abstract type
allocate(p1)
!ERROR: Either type-spec or source-expr must appear in ALLOCATE when allocatable object is of abstract type
allocate(p2(2))
!ERROR: Either type-spec or source-expr must appear in ALLOCATE when allocatable object is of abstract type
allocate(p3%y)
!ERROR: Either type-spec or source-expr must appear in ALLOCATE when allocatable object is of abstract type
allocate(p4(2)%y)
!WRONG allocate(Base:: u1)
! No error expected
allocate(real:: u1, u2(2))
allocate(A:: u1, u2(2))
allocate(C:: u1, u2(2))
allocate(character(n):: u1, u2(2))
allocate(C:: n1%whatever, n2(2)%whatever)
allocate(A:: p1, p2(2))
allocate(B:: p3%y, p4(2)%y)
allocate(u1, u2(2), MOLD = cos(5.+n))
allocate(u1, u2(2), MOLD = molda)
allocate(u1, u2(2), MOLD = n1)
allocate(u1, u2(2), MOLD = new_line("a"))
allocate(n1%whatever, MOLD = n2(1))
allocate(p1, p2(2), MOLD = p3)
allocate(p3%y, p4(2)%y, MOLD = B(5))
allocate(u1, u2(2), SOURCE = cos(5.+n))
allocate(u1, u2(2), SOURCE = molda)
allocate(u1, u2(2), SOURCE = n1)
allocate(u1, u2(2), SOURCE = new_line("a"))
allocate(n1%whatever, SOURCE = n2(1))
allocate(p1, p2(2), SOURCE = p3)
allocate(p3%y, p4(2)%y, SOURCE = B(5))
! OK, not unlimited polymorphic or abstract
allocate(n1, n2(2))
allocate(p3, p4(2))
end subroutine