PR middle-end/77357 - strlen of constant strings not folded
[official-gcc.git] / gcc / testsuite / gcc.dg / vect / pr65947-14.c
blob9f1e4e1eb6a6ffe731a12de08899f8d1230b7d18
1 /* { dg-require-effective-target vect_condition } */
3 #include "tree-vect.h"
5 extern void abort (void) __attribute__ ((noreturn));
7 #define N 27
9 /* Condition reduction with matches only in even lanes at runtime. */
11 int
12 condition_reduction (int *a, int min_v)
14 int last = N + 96;
16 for (int i = 0; i < N; i++)
17 if (a[i] > min_v)
18 last = i;
20 return last;
23 int
24 main (void)
26 int a[N] = {
27 47, 12, 13, 14, 15, 16, 17, 18, 19, 20,
28 1, 2, 3, 4, 5, 6, 7, 8, 9, 10,
29 21, 22, 23, 24, 25, 26, 27
32 check_vect ();
34 int ret = condition_reduction (a, 46);
36 /* loop should have found a value of 0, not default N + 96. */
37 if (ret != 0)
38 abort ();
40 return 0;
43 /* { dg-final { scan-tree-dump-times "LOOP VECTORIZED" 2 "vect" } } */
44 /* { dg-final { scan-tree-dump-times "optimizing condition reduction with FOLD_EXTRACT_LAST" 4 "vect" { target vect_fold_extract_last } } } */
45 /* { dg-final { scan-tree-dump-times "condition expression based on integer induction." 4 "vect" { target { ! vect_fold_extract_last } } } } */