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/* { dg-do run } */
/* { dg-options "-O2 -fdump-tree-pre-stats" } */
struct A
{
int i;
};
struct B
{
struct A a[2];
};
int i = 1;
struct B b = { 0, 3 };
void
test ()
{
if (b.a[0].i != i)
{
int t = b.a[0].i;
b.a[0] = b.a[1];
b.a[1].i = t;
}
if (b.a[1].i == i)
__builtin_abort ();
if (b.a[0].i == 0)
__builtin_abort ();
}
int
main ()
{
test ();
return 0;
}
/* { dg-final { scan-tree-dump "Eliminated: 1" "pre" } } */
/* { dg-final { cleanup-tree-dump "pre" } } */
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