1 files changed, 66 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/vect/vect-outer-6.c b/gcc/testsuite/gcc.dg/vect/vect-outer-6.c
new file mode 100644
index 000000000..572f433cf
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/vect/vect-outer-6.c
@@ -0,0 +1,66 @@
+/* { dg-require-effective-target vect_float } */
+
+#include <stdarg.h>
+#include <signal.h>
+#include "tree-vect.h"
+
+#define N 64
+#define MAX 42
+
+float A[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
+float B[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
+float C[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
+float D[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
+extern void abort(void); 
+
+__attribute__ ((noinline))
+int main1 ()
+{  
+  float s;
+
+  int i, j;
+
+  for (i = 0; i < N; i++)
+    {
+      s = 0;
+      for (j = 0; j < N; j += 4)
+	s += C[j];
+      A[i] = s;
+    }
+
+  return 0;
+}
+
+int main ()
+{
+  int i,j;
+  float s;
+
+  check_vect ();
+
+  for (i = 0; i < N; i++)
+    {
+      A[i] = i;
+      B[i] = i;
+      C[i] = i;
+      D[i] = i;
+    }
+
+  main1();
+
+  /* check results:  */
+  for (i = 0; i < N; i++)
+    {
+      s = 0;
+      for (j = 0; j < N; j += 4)
+        s += C[j];
+      if (A[i] != s)
+        abort ();
+    }
+
+  return 0;
+}
+
+/* { dg-final { scan-tree-dump-times "OUTER LOOP VECTORIZED" 1 "vect" } } */
+/* { dg-final { scan-tree-dump-times "zero step in outer loop." 1 "vect" } } */
+/* { dg-final { cleanup-tree-dump "vect" } } */