| ! Program to test the UNPACK intrinsic |
| program intrinsic_unpack |
| integer, dimension(3, 3) :: a, b |
| logical, dimension(3, 3) :: mask; |
| character(len=50) line1, line2 |
| integer i |
| |
| mask = reshape ((/.false.,.true.,.false.,.true.,.false.,.false.,& |
| &.false.,.false.,.true./), (/3, 3/)); |
| a = reshape ((/1, 0, 0, 0, 1, 0, 0, 0, 1/), (/3, 3/)); |
| b = unpack ((/2, 3, 4/), mask, a) |
| if (any (b .ne. reshape ((/1, 2, 0, 3, 1, 0, 0, 0, 4/), (/3, 3/)))) & |
| call abort |
| write (line1,'(10I4)') b |
| write (line2,'(10I4)') unpack((/2, 3, 4/), mask, a) |
| if (line1 .ne. line2) call abort |
| b = -1 |
| b = unpack ((/2, 3, 4/), mask, 0) |
| if (any (b .ne. reshape ((/0, 2, 0, 3, 0, 0, 0, 0, 4/), (/3, 3/)))) & |
| call abort |
| end program |
