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/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-sink-details -fno-tree-pre" } */
int x[1024], y[1024], z[1024], w[1024];
void foo (void)
{
int i;
for (i = 1; i < 1024; ++i)
{
int a = x[i];
int b = y[i];
int c = x[i-1];
int d = y[i-1];
if (w[i])
z[i] = (a + b) + (c + d);
}
}
/* { dg-final { scan-tree-dump-times "Sinking # VUSE" 4 "sink" } } */
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