llvm-project/flang/test/Semantics/nullify02.f90

50 lines
1.1 KiB
Fortran

! RUN: %S/test_errors.sh %s %t %f18
! Check for semantic errors in NULLIFY statements
INTEGER, PARAMETER :: maxvalue=1024
Type dt
Integer :: l = 3
End Type
Type t
Type(dt) :: p
End Type
Type(t),Allocatable :: x(:)
Integer :: pi
Procedure(Real) :: prp
Allocate(x(3))
!ERROR: component in NULLIFY statement must have the POINTER attribute
Nullify(x(2)%p)
!ERROR: name in NULLIFY statement must have the POINTER attribute
Nullify(pi)
!ERROR: name in NULLIFY statement must have the POINTER attribute
Nullify(prp)
!ERROR: name in NULLIFY statement must be a variable or procedure pointer name
Nullify(maxvalue)
End Program
! Make sure that the compiler doesn't crash when NULLIFY is used in a context
! that has reported errors
module badNullify
interface
module function ptrFun()
integer, pointer :: ptrFun
end function
end interface
contains
!ERROR: 'ptrfun' was not declared a separate module procedure
module function ptrFun()
integer, pointer :: ptrFun
real :: realVar
nullify(ptrFun)
nullify(realVar)
end function
end module