1/* { dg-do compile } */
2/* { dg-options "-O1 -mxop -ftree-vectorize -fschedule-insns" } */
3
4union {
5  int i32[10240];
6  long long i64[10240];
7} a, b, c;
8
9void imul32_to_64 (void)
10{
11  int i;
12
13  for (i = 0; i < 10240; i++)
14    a.i64[i] = (long long) b.i32[i] * c.i32[i];
15}
16