| ! { dg-do compile } |
| ! { dg-options "-fdump-tree-original" } |
| ! |
| ! PR fortran/37626 |
| ! Contributed by Rich Townsend |
| ! |
| ! The problem was an ICE when trying to deallocate the |
| ! result variable "x_unique". |
| ! |
| function unique_A (x, sorted) result (x_unique) |
| implicit none |
| character(*), dimension(:), intent(in) :: x |
| logical, intent(in), optional :: sorted |
| character(LEN(x)), dimension(:), allocatable :: x_unique |
| |
| logical :: sorted_ |
| character(LEN(x)), dimension(SIZE(x)) :: x_sorted |
| integer :: n_x |
| logical, dimension(SIZE(x)) :: mask |
| |
| integer, external :: b3ss_index |
| |
| ! Set up sorted_ |
| |
| if(PRESENT(sorted)) then |
| sorted_ = sorted |
| else |
| sorted_ = .FALSE. |
| endif |
| |
| ! If necessary, sort x |
| |
| if(sorted_) then |
| x_sorted = x |
| else |
| x_sorted = x(b3ss_index(x)) |
| endif |
| |
| ! Set up the unique array |
| |
| n_x = SIZE(x) |
| |
| mask = (/.TRUE.,x_sorted(2:n_x) /= x_sorted(1:n_x-1)/) |
| |
| allocate(x_unique(COUNT(mask))) |
| |
| x_unique = PACK(x_sorted, MASK=mask) |
| |
| ! Finish |
| |
| return |
| end function unique_A |
| |
| ! { dg-final { scan-tree-dump-times "__builtin_free" 5 "original" } } |
| |