1 /* { dg-require-effective-target vect_int } */
2 
3 #include <stdarg.h>
4 #include "tree-vect.h"
5 
6 #define N 64
7 
8 unsigned char uX[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
9 unsigned char uresultX[N];
10 unsigned int uY[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
11 unsigned char uresultY[N];
12 
13 /* Unsigned type demotion (si->qi) */
14 
15 __attribute__ ((noinline)) int
foo1(int len)16 foo1(int len) {
17   int i;
18 
19   for (i=0; i<len; i++) {
20     uresultX[i] = uX[i];
21     uresultY[i] = (unsigned char)uY[i];
22   }
23 }
24 
main(void)25 int main (void)
26 {
27   int i;
28 
29   check_vect ();
30 
31   for (i=0; i<N; i++) {
32     uX[i] = 16-i;
33     uY[i] = 16-i;
34     __asm__ volatile ("");
35   }
36 
37   foo1 (N);
38 
39   for (i=0; i<N; i++) {
40     if (uresultX[i] != uX[i])
41       abort ();
42     if (uresultY[i] != (unsigned char)uY[i])
43       abort ();
44   }
45 
46   return 0;
47 }
48 
49 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target vect_pack_trunc } } } */
50 
51