| ! Program to test the FORALL construct |
| program testforall |
| implicit none |
| integer, dimension (3, 3) :: a |
| integer, dimension (3) :: b |
| logical, dimension (3, 3) :: m, tr |
| integer i |
| character(len=9) line |
| |
| a = reshape ((/1, 2, 3, 4, 5, 6, 7, 8, 9/), (/3, 3/)); |
| |
| tr = .true. |
| |
| if (sum(a) .ne. 45) call abort |
| write (line, 9000) sum(a) |
| if (line .ne. ' 45 ') call abort |
| b = sum (a, 1) |
| if (b(1) .ne. 6) call abort |
| if (b(2) .ne. 15) call abort |
| if (b(3) .ne. 24) call abort |
| write (line, 9000) sum (a, 1) |
| if (line .ne. ' 6 15 24') call abort |
| |
| m = .true. |
| m(1, 1) = .false. |
| m(2, 1) = .false. |
| |
| if (sum (a, mask=m) .ne. 42) call abort |
| if (sum (a, mask=m .and. tr) .ne. 42) call abort |
| |
| write(line, 9000) sum (a, mask=m) |
| if (line .ne. ' 42 ') call abort |
| |
| b = sum (a, 2, m) |
| if (b(1) .ne. 11) call abort |
| if (b(2) .ne. 13) call abort |
| if (b(3) .ne. 18) call abort |
| |
| b = sum (a, 2, m .and. tr) |
| if (b(1) .ne. 11) call abort |
| if (b(2) .ne. 13) call abort |
| if (b(3) .ne. 18) call abort |
| write (line, 9000) sum (a, 2, m) |
| if (line .ne. ' 11 13 18') call abort |
| |
| 9000 format(3I3) |
| end program |
