1 files changed, 33 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/torture/pr52407.c b/gcc/testsuite/gcc.dg/torture/pr52407.c
new file mode 100644
index 00000000000..bb95e51f25b
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/torture/pr52407.c
@@ -0,0 +1,33 @@
+/* { dg-do run } */
+
+extern void abort (void);
+
+typedef long long T;
+typedef T vl_t __attribute__((vector_size(2 * sizeof (T))));
+
+vl_t	ul[4], vl[4] = { { 1, 2 }, { 3, 4 }, { 5, 6 }, { 7, 8 } };
+
+static void
+mul_vl_l(vl_t *u, vl_t *v, T x, int m)
+{
+  vl_t	 w;
+  T *p = (T *)&w;
+  p[0] = p[1] = x;
+  while (m--)
+    *u++ = *v++ * w;
+}
+
+int
+main(int argc, char *argv[])
+{
+  int i;
+  T *pl;
+
+  pl = (T *) &ul;
+  mul_vl_l(ul, vl, 2, 4);
+  for (i = 0; i < 8; i++)
+    if (pl[i] != 2 * (i + 1))
+      abort ();
+
+  return 0;
+}