| ! Program to test the nested functions |
| program intrinsic_pack |
| integer, parameter :: val(9) = (/0,0,0,0,9,0,0,0,7/) |
| integer, dimension(3, 3) :: a |
| integer, dimension(6) :: b |
| |
| a = reshape (val, (/3, 3/)) |
| b = 0 |
| b(1:6:3) = pack (a, a .ne. 0); |
| if (any (b(1:6:3) .ne. (/9, 7/))) STOP 1 |
| b = pack (a(2:3, 2:3), a(2:3, 2:3) .ne. 0, (/1, 2, 3, 4, 5, 6/)); |
| if (any (b .ne. (/9, 7, 3, 4, 5, 6/))) STOP 2 |
| |
| contains |
| subroutine tests_with_temp |
| ! A few tests which involve a temporary |
| if (any (pack(a, a.ne.0) .ne. (/9, 7/))) STOP 3 |
| if (any (pack(a, .true.) .ne. val)) STOP 4 |
| if (size(pack (a, .false.)) .ne. 0) STOP 5 |
| if (any (pack(a, .false., (/1,2,3/)).ne. (/1,2,3/))) STOP 6 |
| |
| end subroutine tests_with_temp |
| end program |
