1 files changed, 126 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/vect/vect-22.c b/gcc/testsuite/gcc.dg/vect/vect-22.c
new file mode 100644
index 000000000..369fab112
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/vect/vect-22.c
@@ -0,0 +1,126 @@
+/* { dg-require-effective-target vect_int } */
+/* { dg-require-effective-target vect_float } */
+
+#include <stdarg.h>
+#include "tree-vect.h"
+
+#define N 64
+
+  int ia[N];
+  int ib[N]= 
+    {1,1,0,0,1,0,1,0,
+     1,1,0,0,1,0,1,0,
+     1,1,0,0,1,0,1,0,
+     1,1,0,0,1,0,1,0,
+     1,1,0,0,1,0,1,0,
+     1,1,0,0,1,0,1,0,
+     1,1,0,0,1,0,1,0,
+     1,1,0,0,1,0,1,0};
+
+  signed char ca[N];
+  signed char cb[N] =
+    {1,1,0,0,1,0,1,0,
+     1,1,0,0,1,0,1,0,
+     1,1,0,0,1,0,1,0,
+     1,1,0,0,1,0,1,0,
+     1,1,0,0,1,0,1,0,
+     1,1,0,0,1,0,1,0,
+     1,1,0,0,1,0,1,0,
+     1,1,0,0,1,0,1,0};
+
+  short sa[N];
+  short sb[N] =
+    {1,1,0,0,1,0,1,0,
+     1,1,0,0,1,0,1,0,
+     1,1,0,0,1,0,1,0,
+     1,1,0,0,1,0,1,0,
+     1,1,0,0,1,0,1,0,
+     1,1,0,0,1,0,1,0,
+     1,1,0,0,1,0,1,0,
+     1,1,0,0,1,0,1,0};
+
+  float fa[N];
+  float fb[N] =
+    {1,1,0,0,1,0,1,0,
+     1,1,0,0,1,0,1,0,
+     1,1,0,0,1,0,1,0,
+     1,1,0,0,1,0,1,0,
+     1,1,0,0,1,0,1,0,
+     1,1,0,0,1,0,1,0,
+     1,1,0,0,1,0,1,0,
+     1,1,0,0,1,0,1,0};
+
+__attribute__ ((noinline)) int
+main1 ()
+{
+  int i;
+  /* Check ints.  */
+
+  for (i = 0; i < N; i++)
+    {
+      ia[i] = -ib[i];
+    }
+
+  /* check results:  */
+  for (i = 0; i <N; i++)
+    {
+      if (ia[i] != -ib[i])
+        abort ();
+    }
+
+  /* Check chars.  */
+
+  for (i = 0; i < N; i++)
+    {
+      ca[i] = -cb[i];
+    }
+
+  /* check results:  */
+  for (i = 0; i <N; i++)
+    {
+      if (ca[i] != -cb[i])
+        abort ();
+    }
+
+  /* Check shorts.  */
+
+  for (i = 0; i < N; i++)
+    {
+      sa[i] = -sb[i];
+    }
+
+  /* check results:  */
+  for (i = 0; i <N; i++)
+    {
+      if (sa[i] != -sb[i])
+        abort ();
+    }
+
+  /* Check floats.  */
+
+  for (i = 0; i < N; i++)
+    {
+      fa[i] = -fb[i];
+    }
+
+  /* check results:  */
+  for (i = 0; i <N; i++)
+    {
+      if (fa[i] != -fb[i])
+        abort ();
+    }
+
+  return 0;
+}
+
+int main (void)
+{
+  check_vect ();
+
+  return main1 ();
+}
+
+/* { dg-final { scan-tree-dump-times "vectorized 4 loops" 1 "vect" } } */
+/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 0 "vect" } } */
+
+/* { dg-final { cleanup-tree-dump "vect" } } */