Viewing file:  pr80631-2.c (1.44 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" } */
/* PR tree-optimization/80631 */
#include "tree-vect.h"
int v[8] = { 77, 1, 79, 3, 4, 3, 6, 7 };
__attribute__((noipa)) void
f1 (void)
{
int k, r = -1;
for (k = 7; k >= 0; k--)
if (v[k] == 77)
r = k;
if (r != 0)
abort ();
}
__attribute__((noipa)) void
f2 (void)
{
int k, r = 4;
for (k = 7; k >= 0; k--)
if (v[k] == 79)
r = k;
if (r != 2)
abort ();
}
__attribute__((noipa)) void
f3 (void)
{
int k, r = -17;
for (k = 7; k >= 0; k--)
if (v[k] == 78)
r = k;
if (r != -17)
abort ();
}
__attribute__((noipa)) void
f4 (void)
{
int k, r = 7;
for (k = 7; k >= 0; k--)
if (v[k] == 78)
r = k;
if (r != 7)
abort ();
}
__attribute__((noipa)) void
f5 (void)
{
int k, r = -1;
for (k = 7; k >= 0; k--)
if (v[k] == 3)
r = k;
if (r != 3)
abort ();
}
int
main ()
{
check_vect ();
f1 ();
f2 ();
f3 ();
f4 ();
f5 ();
return 0;
}
/* { dg-final { scan-tree-dump-times "LOOP VECTORIZED" 5 "vect" { target vect_condition } } } */
/* { dg-final { scan-tree-dump-times "condition expression based on integer induction." 5 "vect" { target vect_condition xfail vect_fold_extract_last } } } */
/* { dg-final { scan-tree-dump-times "optimizing condition reduction with FOLD_EXTRACT_LAST" 5 "vect" { target vect_fold_extract_last } } } */
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