/* { dg-require-effective-target vect_double } */
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/* { dg-require-effective-target vect_double } */
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/* need -funsafe-math-optimizations to vectorize the summation.
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/* need -funsafe-math-optimizations to vectorize the summation.
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also need -ffinite-math-only to create the min/max expr. */
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also need -ffinite-math-only to create the min/max expr. */
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#include <stdarg.h>
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#include <stdarg.h>
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#include "tree-vect.h"
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#include "tree-vect.h"
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#define N 16
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#define N 16
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#define DIFF 242
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#define DIFF 242
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double b[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};
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double b[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};
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double c[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};
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double c[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};
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int main1 (double x, double max_result)
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int main1 (double x, double max_result)
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{
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{
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int i;
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int i;
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double diff = 2;
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double diff = 2;
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double max = x;
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double max = x;
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double min = 10;
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double min = 10;
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for (i = 0; i < N; i++) {
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for (i = 0; i < N; i++) {
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diff += (b[i] - c[i]);
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diff += (b[i] - c[i]);
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}
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}
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for (i = 0; i < N; i++) {
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for (i = 0; i < N; i++) {
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max = max < c[i] ? c[i] : max;
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max = max < c[i] ? c[i] : max;
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}
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}
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for (i = 0; i < N; i++) {
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for (i = 0; i < N; i++) {
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min = min > c[i] ? c[i] : min;
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min = min > c[i] ? c[i] : min;
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}
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}
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/* check results: */
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/* check results: */
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if (diff != DIFF)
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if (diff != DIFF)
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abort ();
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abort ();
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if (max != max_result)
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if (max != max_result)
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abort ();
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abort ();
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if (min != 0)
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if (min != 0)
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abort ();
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abort ();
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return 0;
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return 0;
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}
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}
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int main (void)
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int main (void)
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{
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{
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check_vect ();
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check_vect ();
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main1 (100, 100);
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main1 (100, 100);
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main1 (0, 15);
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main1 (0, 15);
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return 0;
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return 0;
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}
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}
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/* { dg-final { scan-tree-dump-times "vectorized 3 loops" 1 "vect" } } */
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/* { dg-final { scan-tree-dump-times "vectorized 3 loops" 1 "vect" } } */
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/* { dg-final { cleanup-tree-dump "vect" } } */
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/* { dg-final { cleanup-tree-dump "vect" } } */
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