Viewing file:  vect-reduc-6.c (1.14 KB) -rw-r--r--
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/* Disabling epilogues until we find a better way to deal with scans. */
/* { dg-additional-options "--param vect-epilogues-nomask=0" } */
/* { dg-require-effective-target vect_float_strict } */
/* { dg-additional-options "-fno-fast-math" } */
#include <stdarg.h>
#include "tree-vect.h"
#define N 16
#define DIFF 242
__attribute__ ((noinline))
int main1 (float x, float max_result)
{
int i;
float b[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};
float c[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};
float diff = 2;
float max = x;
float min = 10;
for (i = 0; i < N; i++) {
diff += (b[i] - c[i]);
}
for (i = 0; i < N; i++) {
max = max < c[i] ? c[i] : max;
}
for (i = 0; i < N; i++) {
min = min > c[i] ? c[i] : min;
}
/* check results: */
if (diff != DIFF)
abort ();
if (max != max_result)
abort ();
if (min != 0)
abort ();
return 0;
}
int main (void)
{
check_vect ();
main1 (100 ,100);
main1 (0, 15);
return 0;
}
/* { dg-final { scan-tree-dump-times {using an in-order \(fold-left\) reduction} 1 "vect" } } */
/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */
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