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! { dg-do compile }
! { dg-options "-Wtarget-lifetime" }
!
! PR fortran/54301
!
function f () result (ptr)
integer, pointer :: ptr(:)
integer, allocatable, target :: a(:)
allocate(a(5))
ptr => a ! { dg-warning "Pointer at .1. in pointer assignment might outlive the pointer target" }
a = [1,2,3,4,5]
end function
subroutine foo()
integer, pointer :: ptr(:)
call bar ()
contains
subroutine bar ()
integer, target :: tgt(5)
ptr => tgt ! { dg-warning "Pointer at .1. in pointer assignment might outlive the pointer target" }
end subroutine bar
end subroutine foo
function foo3(tgt)
integer, target :: tgt
integer, pointer :: foo3
foo3 => tgt
end function
subroutine sub()
implicit none
integer, pointer :: ptr
integer, target :: tgt
ptr => tgt
block
integer, pointer :: p2
integer, target :: tgt2
p2 => tgt2
p2 => tgt
ptr => p2
ptr => tgt
ptr => tgt2 ! { dg-warning "Pointer at .1. in pointer assignment might outlive the pointer target" }
end block
end subroutine sub
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