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/* { dg-require-effective-target vect_condition } */
#include "tree-vect.h"
extern void abort (void) __attribute__ ((noreturn));
#define N 37
/* Non-simple condition reduction with additional variable and unsigned
types. */
unsigned int
condition_reduction (unsigned int *a, unsigned int min_v, unsigned int *b)
{
unsigned int last = N + 65;
unsigned int aval;
for (unsigned int i = 0; i < N; i++)
{
aval = a[i];
if (b[i] < min_v)
last = aval;
}
return last;
}
int
main (void)
{
unsigned int a[N] = {
31, 32, 33, 34, 35, 36, 37,
1, 2, 3, 4, 5, 6, 7, 8, 9, 10,
21, 22, 23, 24, 25, 26, 27, 28, 29, 30,
11, 12, 13, 14, 15, 16, 17, 18, 19, 20
};
unsigned int b[N] = {
11, 12, 13, 14, 15, 16, 17, 18, 19, 20,
21, 22, 23, 24, 25, 26, 27, 28, 29, 30,
1, 2, 3, 4, 5, 6, 7, 8, 9, 10,
31, 32, 33, 34, 35, 36, 37
};
check_vect ();
unsigned int ret = condition_reduction (a, 16, b);
if (ret != 13)
abort ();
return 0;
}
/* { dg-final { scan-tree-dump-times "LOOP VECTORIZED" 2 "vect" } } */
/* { dg-final { scan-tree-dump-times "optimizing condition reduction with FOLD_EXTRACT_LAST" 4 "vect" { target vect_fold_extract_last } } } */
/* { dg-final { scan-tree-dump-not "optimizing condition reduction" "vect" { target { ! vect_fold_extract_last } } } } */
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