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/* { dg-do compile { target {{ i?86-*-* x86_64-*-* } && lp64 } } } */
/* { dg-options "-O2 -m64 -fdump-tree-ivopts-details" } */
/* The test 'if (p2 > p_limit2)' can be replaced, so iv p2 can be
* eliminated. */
long foo(long* p, long* p2, int N1, int N2)
{
int i = 0;
long* p_limit = p + N1;
long* p_limit2 = p2 + N2;
long s = 0;
while (p <= p_limit)
{
p++;
p2++;
if (p2 > p_limit2)
break;
s += (*p);
}
return s;
}
/* { dg-final { scan-tree-dump-times "Replacing" 1 "ivopts"} } */
/* { dg-final { cleanup-tree-dump "ivopts" } } */
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