1 /* { dg-do run } */
2
3 /* Verify we do not get a bogus access function pairs with
4 exchanged dimensions, 0, {1, +, 1}_1 vs. {2B, +, 1}_1, 0 which
5 disambiguates both accesses and leads to vectorization. */
6
7 extern int memcmp(const void *, const void *, __SIZE_TYPE__);
8 extern void abort (void);
9 short a[33] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31 };
10 short b[33] = { 0, };
11 char * volatile ap_ = (char *)&a[0];
main()12 int main()
13 {
14 #if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
15 int i;
16 char *ap = ap_;
17 if (sizeof (short) == 2)
18 {
19 for (i = 0; i < 64; ++i)
20 {
21 (*((char(*)[])&ap[i+2]))[0] = (*((char(*)[])&ap[0]))[i+1];
22 }
23 if (memcmp (&a, &b, sizeof (a)) != 0)
24 abort ();
25 }
26 #endif
27 return 0;
28 }
29