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/* { dg-do run } */
/* { dg-options "-O -fdump-tree-optimized" } */
extern void link_error (void);
extern void abort (void);
int *t;
int __attribute__((noinline)) g(int *a)
{
t = a;
*a = 2;
}
void __attribute__((noinline)) f(int *a)
{
int b;
b = 1;
g(&b);
b = 2;
*a = 1;
if (b != 2)
link_error();
}
int main(void)
{
int t;
f(&t);
if (t != 1)
abort ();
return 0;
}
/* { dg-final { scan-tree-dump-not "link_error" "optimized" } } */
/* { dg-final { cleanup-tree-dump "optimized" } } */
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