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! { dg-do run }
!
! PR fortran/83865
!
! Test ALLOCATE with SOURCE= of deferred length character, where
! the source-expression is an array of character with length 0.
program p
implicit none
character(:), allocatable :: z(:)
character(1) :: cc(4) = ""
allocate (z, source=[''])
if (len (z) /= 0 .or. size (z) /= 1) stop 1
deallocate (z)
allocate (z, source=['',''])
if (len (z) /= 0 .or. size (z) /= 2) stop 2
deallocate (z)
allocate (z, source=[ character(0) :: 'a','b','c'])
if (len (z) /= 0 .or. size (z) /= 3) stop 3
deallocate (z)
allocate (z, source=[ character(0) :: cc ])
if (len (z) /= 0 .or. size (z) /= 4) stop 4
deallocate (z)
associate (x => f())
if (len (x) /= 0 .or. size (x) /= 1) stop 5
if (x(1) /= '') stop 6
end associate
contains
function f() result(z)
character(:), allocatable :: z(:)
allocate (z, source=[''])
end function f
end
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