Viewing file:  pr57705.c (1.15 KB) -rw-r--r--
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/* { dg-require-effective-target vect_int } */
#include "tree-vect.h"
int a[1024];
unsigned char b[1024];
extern void abort (void);
__attribute__((noinline, noclone)) void
foo (int k, int m)
{
int i, k2 = k;
for (i = 0; i < 1024; i++)
{
a[i] = k2;
k2 += m + 1;
}
}
__attribute__((noinline, noclone)) void
bar (int k, int m)
{
int i, k2 = k;
for (i = 0; i < 1024; i++)
{
k2 += m + 1;
a[i] = k2;
}
}
__attribute__((noinline, noclone)) void
baz (int k, int m)
{
int i, k2 = k;
for (i = 0; i < 1024; i++)
{
a[i] = k2;
b[i] = i;
k2 += m + 1;
}
}
int
main ()
{
int i;
check_vect ();
foo (5, 3);
for (i = 0; i < 1024; i++)
if (a[i] != 5 + 4 * i)
abort ();
bar (5, 3);
for (i = 0; i < 1024; i++)
if (a[i] != 9 + 4 * i)
abort ();
baz (5, 3);
for (i = 0; i < 1024; i++)
if (a[i] != 5 + 4 * i || b[i] != (unsigned char) i)
abort ();
return 0;
}
/* { dg-final { scan-tree-dump-times "vectorized 1 loop" 3 "vect" { target vect_pack_trunc } } } */
/* { dg-final { scan-tree-dump-times "vectorized 1 loop" 2 "vect" { target { ! vect_pack_trunc } } } } */
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