| ! { dg-do run } |
| ! PR 47065 - make sure that trim optimization does not lead to |
| ! wrong-code with aliasing. |
| ! Test case provided by Tobias Burnus. |
| program main |
| character(len=12) :: str |
| str = '1234567890' |
| call sub(trim(str), str) |
| ! Should print '12345 ' |
| if (str /= '12345 ') STOP 1 |
| call two(trim(str)) |
| if (str /= '123 ') STOP 2 |
| contains |
| subroutine sub(a,b) |
| character(len=*), intent(in) :: a |
| character(len=*), intent(out) :: b |
| b = '' |
| b = a(1:5) |
| end subroutine sub |
| subroutine two(a) |
| character(len=*), intent(in) :: a |
| str = '' |
| str(1:3) = a(1:3) |
| end subroutine two |
| end program main |
