1 /* { dg-do run { target vect_cmdline_needed } } */
2 /* { dg-options "-O2 -fno-tree-loop-distribute-patterns -ftree-vectorize -fdump-tree-vect-details -fvect-cost-model=dynamic" } */
3 /* { dg-additional-options "-mno-sse" { target { i?86-*-* x86_64-*-* } } } */
4
5 #include <stdlib.h>
6
7 #define N 128
8
9 /* unaligned store. */
10
main()11 int main ()
12 {
13 int i;
14 char ia[N+1];
15
16 for (i = 1; i <= N; i++)
17 {
18 ia[i] = 5;
19 }
20
21 /* check results: */
22 for (i = 1; i <= N; i++)
23 {
24 if (ia[i] != 5)
25 abort ();
26 }
27
28 return 0;
29 }
30
31
32 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target { ! avr-*-* } } } } */
33 /* IBM Z does not require special alignment for vectorization. */
34 /* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 0 "vect" { target { ! { avr-*-* s390*-*-* } } } } } */
35 /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 1 "vect" { target { ! { avr-*-* s390*-*-* } } } } } */
36