1 files changed, 65 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/vect/vect-strided-u32-mult.c b/gcc/testsuite/gcc.dg/vect/vect-strided-u32-mult.c
new file mode 100644
index 000000000..f900b71f1
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/vect/vect-strided-u32-mult.c
@@ -0,0 +1,65 @@
+/* { dg-require-effective-target vect_int } */
+
+#include <stdarg.h>
+#include "tree-vect.h"
+
+#define N 128
+
+typedef struct {
+   unsigned int a;
+   unsigned int b;
+} ii;
+
+__attribute__ ((noinline)) int
+main1 (unsigned short *arr, ii *iarr)
+{
+  unsigned short *ptr = arr;
+  ii *iptr = iarr;
+  unsigned short res[N];
+  ii ires[N];
+  int i;
+
+  for (i = 0; i < N; i++)
+    {
+      ires[i].a = iptr->b - iptr->a;
+      ires[i].b = iptr->b + iptr->a;
+      res[i] = *ptr;
+      iptr++;
+      ptr++;
+    }
+
+  /* check results:  */
+  for (i = 0; i < N; i++)
+    {
+      if (res[i] != arr[i]
+          || ires[i].a != iarr[i].b - iarr[i].a
+          || ires[i].b != iarr[i].b +  iarr[i].a)
+        abort ();
+    }
+
+  return 0;
+}
+
+int main (void)
+{
+  int i;
+  unsigned short arr[N];
+  ii iarr[N];
+
+  check_vect ();
+
+  for (i = 0; i < N; i++)
+    {
+      arr[i] = i;
+      iarr[i].a = i;
+      iarr[i].b = i * 3;
+      __asm__ volatile ("");
+    }
+  main1 (arr, iarr); 
+    
+  return 0;
+}
+
+/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect"  { target { vect_interleave && vect_extract_even_odd } } } } */
+/* { dg-final { cleanup-tree-dump "vect" } } */
+