1 files changed, 33 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/vect/O3-vect-pr34223.c b/gcc/testsuite/gcc.dg/vect/O3-vect-pr34223.c
new file mode 100644
index 000000000..5dd776c3e
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/vect/O3-vect-pr34223.c
@@ -0,0 +1,33 @@
+/* { dg-require-effective-target vect_int } */
+
+#include "tree-vect.h"
+
+#define M 10
+#define N 3
+
+void __attribute__((noinline))
+foo (int n, int *ub, int *uc)
+{
+  int i, j, tmp1;
+
+  for (i = 0; i < n; i++)
+    {
+      tmp1 = 0;
+      for (j = 0; j < M; j++)
+        {
+          tmp1 += uc[i] * ((int)(j << N) / M);
+        }
+      ub[i] = tmp1;
+    }
+}
+
+int main()
+{
+  int uc[16], ub[16];
+  check_vect ();
+  foo (16, uc, ub);
+  return 0;
+}
+
+/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target vect_int_mult } } } */
+/* { dg-final { cleanup-tree-dump "vect" } } */