| ! { dg-do run } |
| |
| program bug |
| ! Bug triggered with at least three elements |
| integer, parameter :: asize = 3 |
| |
| double precision,save :: ave(asize) |
| double precision,save :: old(asize) |
| double precision,save :: tmp(asize) |
| |
| ave(:) = 10.d0 |
| old(:) = 3.d0 |
| tmp(:) = 0.d0 |
| |
| call buggy(2.d0,asize,ave,old,tmp) |
| if (any (tmp(:) .ne. 3.5)) STOP 1 |
| end |
| |
| subroutine buggy(scale_factor, asize, ave, old, tmp) |
| |
| implicit none |
| ! Args |
| double precision scale_factor |
| integer asize |
| double precision ave(asize) |
| double precision old(asize) |
| double precision tmp(asize) |
| |
| ! Local |
| integer i |
| |
| do i = 1, asize |
| tmp(i) = ave(i) - old(i) |
| old(i) = ave(i) |
| tmp(i) = tmp(i) / scale_factor |
| end do |
| |
| end subroutine buggy |
