+
−! { dg-do run }
+
−! { dg-require-effective-target fortran_large_real }
+
−! Program to test the UNPACK intrinsic for large real type
+
−program intrinsic_unpack
+
−   implicit none
+
−   integer,parameter :: k = selected_real_kind (precision (0.0_8) + 1)
+
−
+
−   real(kind=k), dimension(3,3) :: ark, brk
+
−   complex(kind=k), dimension(3,3) :: ack, bck
+
−
+
−   logical, dimension(3, 3) :: mask
+
−   character(len=500) line1, line2
+
−   integer i
+
−
+
−   mask = reshape ((/.false.,.true.,.false.,.true.,.false.,.false.,&
+
−                    &.false.,.false.,.true./), (/3, 3/));
+
−
+
−   ark = reshape ((/1._k, 0._k, 0._k, 0._k, 1._k, 0._k, 0._k, 0._k, 1._k/), &
+
−         (/3, 3/));
+
−   brk = unpack ((/2._k, 3._k, 4._k/), mask, ark)
+
−   if (any (brk .ne. reshape ((/1._k, 2._k, 0._k, 3._k, 1._k, 0._k, &
+
−                               0._k, 0._k, 4._k/), (/3, 3/)))) &
+
−      STOP 1
+
−   write (line1,'(9F9.5)') brk
+
−   write (line2,'(9F9.5)') unpack((/2._k, 3._k, 4._k/), mask, ark)
+
−   if (line1 .ne. line2) STOP 2
+
−   brk = -1._k
+
−   brk = unpack ((/2._k, 3._k, 4._k/), mask, 0._k)
+
−   if (any (brk .ne. reshape ((/0._k, 2._k, 0._k, 3._k, 0._k, 0._k, &
+
−      0._k, 0._k, 4._k/), (/3, 3/)))) &
+
−      STOP 3
+
−
+
−   ack = reshape ((/1._k, 0._k, 0._k, 0._k, 1._k, 0._k, 0._k, 0._k, 1._k/), &
+
−        (/3, 3/));
+
−   bck = unpack ((/(2._k, 0._k), (3._k, 0._k), (4._k,   0._k)/), mask, ack)
+
−   if (any (real(bck) .ne. reshape ((/1._k, 2._k, 0._k, 3._k, 1._k, 0._k, &
+
−        0._k, 0._k, 4._k/), (/3, 3/)))) &
+
−        STOP 4
+
−   write (line1,'(18F9.5)') bck
+
−   write (line2,'(18F9.5)') unpack((/(2._k, 0._k), (3._k, 0._k), (4._k,0._k)/), &
+
−        mask, ack)
+
−   if (line1 .ne. line2) STOP 5
+
−
+
−end program