1 /* { dg-do run { target vect_cmdline_needed } } */
2 /* { dg-options "-O2 -ftree-vectorize -fdump-tree-vect-details -fvect-cost-model=dynamic" } */
3 /* { dg-options "-O2 -ftree-vectorize -fdump-tree-vect-details -fvect-cost-model=dynamic -mno-sse" { target { i?86-*-* x86_64-*-* } } } */
4
5 #include <stdlib.h>
6
7 #define N 16
8
9 #if __INT_MAX__ == 32767
10 typedef char half_word;
11 #elif __LONG_MAX__ == 2147483647
12 typedef short half_word;
13 #else
14 typedef int half_word;
15 #endif
16
17 half_word cb[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};
18
main()19 int main ()
20 {
21 half_word ca[N];
22 int i;
23
24 for (i = 0; i < N; i++)
25 {
26 ca[i] = cb[i];
27 }
28
29 /* check results: */
30 for (i = 0; i < N; i++)
31 {
32 if (ca[i] != cb[i])
33 abort ();
34 }
35
36 return 0;
37 }
38
39 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target { ! avr-*-* } } } } */
40 /* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 0 "vect" { target { ! avr-*-* } } } } */
41