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! RUN: %S/test_errors.sh %s %t %flang_fc1
! REQUIRES: shell
subroutine s1
!ERROR: Array 'z' without ALLOCATABLE or POINTER attribute must have explicit shape
common x, y(4), z(:)
end
subroutine s2
common /c1/ x, y, z
!ERROR: 'y' is already in a COMMON block
common y
end
subroutine s3
!ERROR: 'x' may not be a procedure as it is in a COMMON block
procedure(real) :: x
common x
common y
!ERROR: 'y' may not be a procedure as it is in a COMMON block
procedure(real) :: y
end
subroutine s5
integer x(2)
!ERROR: The dimensions of 'x' have already been declared
common x(4), y(4)
!ERROR: The dimensions of 'y' have already been declared
real y(2)
end
function f6(x) result(r)
!ERROR: Dummy argument 'x' may not appear in a COMMON block
!ERROR: ALLOCATABLE object 'y' may not appear in a COMMON block
common x,y,z
allocatable y
!ERROR: Function result 'r' may not appear in a COMMON block
common r
end
module m7
!ERROR: Variable 'w' with BIND attribute may not appear in a COMMON block
!ERROR: Variable 'z' with BIND attribute may not appear in a COMMON block
common w,z
integer, bind(c) :: z
integer, bind(c,name="w") :: w
end
module m8
type t
end type
class(*), pointer :: x
!ERROR: Unlimited polymorphic pointer 'x' may not appear in a COMMON block
!ERROR: Unlimited polymorphic pointer 'y' may not appear in a COMMON block
common x, y
class(*), pointer :: y
end
module m9
integer x
end
subroutine s9
use m9
!ERROR: 'x' is use-associated from module 'm9' and cannot be re-declared
common x
end
module m10
type t
end type
type(t) :: x
!ERROR: Derived type 'x' in COMMON block must have the BIND or SEQUENCE attribute
common x
end
module m11
type t1
sequence
integer, allocatable :: a
end type
type t2
sequence
type(t1) :: b
integer:: c
end type
type(t2) :: x2
!ERROR: Derived type variable 'x2' may not appear in a COMMON block due to ALLOCATABLE component
common x2
end
module m12
type t1
sequence
integer :: a = 123
end type
type t2
sequence
type(t1) :: b
integer:: c
end type
type(t2) :: x2
!ERROR: Derived type variable 'x2' may not appear in a COMMON block due to component with default initialization
common x2
end
subroutine s13
block
!ERROR: COMMON statement is not allowed in a BLOCK construct
common x
end block
end
subroutine s14
!ERROR: 'c' appears as a COMMON block in a BIND statement but not in a COMMON statement
bind(c) :: /c/
end
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