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/* { dg-do compile } */
/* { dg-options "-O -fdump-tree-fre1-details" } */
int test1 (int i, int j)
{
int k;
if (i != j)
k = i;
else
k = j;
return k;
}
int test2 (int i, int j)
{
int k;
if (i != j)
k = j;
else
k = i;
return k;
}
int test3 (int i, int j)
{
int k;
if (i == j)
k = j;
else
k = i;
return k;
}
int test4 (int i, int j)
{
int k;
if (i == j)
k = i;
else
k = j;
return k;
}
/* We'd expect 4 hits but since we only keep one forwarder the
VN predication machinery cannot record something for the entry
block since it doesn't work on edges but on their source. */
/* { dg-final { scan-tree-dump-times "equal on edge" 2 "fre1" } } */
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