summaryrefslogtreecommitdiff
path: root/gcc/testsuite/gcc.dg/vect/pr43430-1.c
blob: 9eaa23cca8f464a6d2f340b548e6657051f62888 (plain)
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
32
33
34
35
36
37
38
39
/* { dg-require-effective-target vect_int } */

#include <stdarg.h>
#include "tree-vect.h"

#define N 16

typedef int myint;
myint data_ch1[N + 1] =
  { 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30 };
myint data_ch2[N + 1] =
  { 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30 };
#define SUM 480

__attribute__ ((noinline)) int
foo (myint * s1, myint * s2, int stride)
{
  int score = 0;
  int x;
  for (x = 0; x < N; x++)
    score += ((s1[x] - s1[x + stride] + s2[x + stride]) >= 0 ?
	      s1[x] + s2[x + stride] :
	      s2[x + stride]);

  if (score != SUM)
    abort ();

  return 0;
}

int
main (void)
{
  check_vect ();
  return foo (data_ch1, data_ch2, 1);
}

/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target vect_condition } } } */
/* { dg-final { cleanup-tree-dump "vect" } } */