1! { dg-do run }
2! { dg-require-effective-target fortran_large_int }
3! Program to test the UNPACK intrinsic for a long integer type
4program intrinsic_unpack
5   implicit none
6   integer,parameter :: k = selected_int_kind (range (0_8) + 1)
7   integer(kind=k), dimension(3, 3) :: ak, bk
8   logical, dimension(3, 3) :: mask
9   character(len=100) line1, line2
10   integer i
11
12   mask = reshape ((/.false.,.true.,.false.,.true.,.false.,.false.,&
13                    &.false.,.false.,.true./), (/3, 3/));
14
15   ak = reshape ((/1, 0, 0, 0, 1, 0, 0, 0, 1/), (/3, 3/));
16   bk = unpack ((/2_k, 3_k, 4_k/), mask, ak)
17   if (any (bk .ne. reshape ((/1, 2, 0, 3, 1, 0, 0, 0, 4/), (/3, 3/)))) &
18      STOP 1
19   write (line1,'(10I4)') bk
20   write (line2,'(10I4)') unpack((/2_k, 3_k, 4_k/), mask, ak)
21   if (line1 .ne. line2) STOP 2
22   bk = -1
23   bk = unpack ((/2_k, 3_k, 4_k/), mask, 0_k)
24   if (any (bk .ne. reshape ((/0, 2, 0, 3, 0, 0, 0, 0, 4/), (/3, 3/)))) &
25      STOP 3
26
27end program
28