gcc/testsuite/gfortran.dg/pr33449.f90

   1 ! { dg-do compile }
   2 ! { dg-options "-O2 -ftree-vectorize" }
   3 !
   4 ! Testcase for vectorization (see PR33449).
   5 !
   6 subroutine dlarre (w, iblock, work)
   7   integer m, i, iblock(*)
   8   double precision w(*), work(*)
   9
  10   m = 0
  11   do jblk = 1, 10
  12     do i = 1, 10
  13       m = m + 1
  14       w(m) = -work(i)
  15       iblock(m) = 0
  16     end do
  17   end do
  18 end