--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/gcc.dg/pr94784.c	Mon May 25 07:50:57 2020 +0900
@@ -0,0 +1,16 @@
+/* { dg-do compile { target aarch64*-*-* } } */
+/* { dg-options "-O2 -ftree-slp-vectorize -march=armv8.2-a+sve -msve-vector-bits=256" } */
+
+typedef short __attribute__((vector_size (8))) v4hi;
+
+typedef union U4HI { v4hi v; short a[4]; } u4hi;
+
+short a[4];
+
+void pass_v4hi (v4hi v) {
+    int j;
+    u4hi u;
+    u.v = v;
+    for (j = 0; j < 4; j++)
+      a[j] = u.a[j];
+};