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/* APPLE LOCAL file lno */
/* { dg-do compile } */
/* { dg-options "-O1 -fdump-tree-optimized" } */
void remove_me (void);
int main(void)
{
int a = -100;
int b = 2;
int d = -1;
int e = -100;
while (a)
{
/* Exercises higher order polynomials. */
a = a + b; /* a -> {-100, +, {2, +, 3}_1}_1 */
b = b + 3; /* b -> {2, +, 3}_1 */
d = d + 3; /* d -> {-1, +, 3}_1 */
e = e + d; /* e -> {-100, +, {2, +, 3}_1}_1 */
if (a != e) /* a -> {-98, +, {5, +, 3}_1}_1 */
remove_me ();
}
}
/* { dg-final { scan-tree-dump-times "remove_me" 0 "optimized"} } */
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