| ! { dg-do run } |
| |
| program test |
| implicit none |
| |
| interface check |
| procedure check_r4 |
| procedure check_r8 |
| end interface check |
| |
| real(kind=4) :: x4, y4 |
| real(kind=8) :: x8, y8 |
| |
| x8 = 1.9_8 ; x4 = 1.9_4 |
| y8 = -2.1_8 ; y4 = -2.1_4 |
| |
| call check(hypot(x8,y8), hypot(1.9_8,-2.1_8)) |
| call check(hypot(x4,y4), hypot(1.9_4,-2.1_4)) |
| |
| contains |
| subroutine check_r4 (a, b) |
| real(kind=4), intent(in) :: a, b |
| if (abs(a - b) > 1.e-5 * abs(b)) STOP 1 |
| end subroutine |
| subroutine check_r8 (a, b) |
| real(kind=8), intent(in) :: a, b |
| if (abs(a - b) > 1.e-7 * abs(b)) STOP 2 |
| end subroutine |
| end program test |
