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! { dg-do run }
! Test that index vector on lhs of caf-expression works correctly.
program pr81773
integer, parameter :: ndim = 5
integer :: i
integer :: vec(ndim) = -1
integer :: res(ndim)[*] = [ (i, i=1, ndim) ]
type T
integer :: padding
integer :: dest(ndim)
integer :: src(ndim)
end type
type(T) :: dest
type(T), allocatable :: caf[:]
vec([ndim, 3, 1]) = res(1:3)[1]
if (any (vec /= [ 3, -1, 2, -1, 1])) stop 1
dest = T(42, [ ( -1, i = 1, ndim ) ], [ ( i - 2, i = ndim, 1, -1) ] )
dest%dest([ 4,3,2 ]) = res(3:5)[1]
if (any (dest%dest /= [-1, 5, 4, 3, -1])) stop 2
vec(:) = -1
allocate(caf[*], source = T(42, [ ( -1, i = 1, ndim ) ], [ ( i - 2, i = ndim, 1, -1) ] ))
vec([ 5,3,2 ]) = caf[1]%src(2:4)
if (any (vec /= [ -1, 0, 1, -1, 2])) stop 3
end
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