1 files changed, 30 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/graphite/interchange-5.f b/gcc/testsuite/gfortran.dg/graphite/interchange-5.f
new file mode 100644
index 000000000..658f10a74
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/graphite/interchange-5.f
@@ -0,0 +1,30 @@
+      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" } }