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      subroutine s235 (ntimes,ld,n,ctime,dtime,a,b,c,d,e,aa,bb,cc)

c

c     loop interchanging

c     imperfectly nested loops

c

      integer ntimes, ld, n, i, nl, j

      double precision a(n), b(n), c(n), d(n), e(n), aa(ld,n),

     +                 bb(ld,n), cc(ld,n)

      double precision chksum, cs1d, cs2d

      real t1, t2, second, ctime, dtime

      call init(ld,n,a,b,c,d,e,aa,bb,cc,'s235 ')

      t1 = second()

      do 1 nl = 1,ntimes/n

      do 10 i = 1,n

         a(i) =  a(i) + b(i) * c(i)

         do 20 j = 2,n

            aa(i,j) = aa(i,j-1) +  bb(i,j) * a(i)

  20     continue

  10  continue

      call dummy(ld,n,a,b,c,d,e,aa,bb,cc,1.d0)

  1   continue

      t2 = second() - t1 - ctime - ( dtime * float(ntimes/n) )

      chksum = cs2d(n,aa) + cs1d(n,a)

      call check (chksum,(ntimes/n)*n*(n-1),n,t2,'s235 ')

      return

      end

! { dg-final { scan-tree-dump-times "will be interchanged" 1 "graphite" { xfail *-*-* } } }

! { dg-final { cleanup-tree-dump "graphite" } }