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/* { dg-do compile } */
/* { dg-options "-O -fdump-tree-fre-details" } */
int *q;
void __attribute__((noinline))
bar (void)
{
*q = 1;
}
int foo(int which_p)
{
int x = 0;
int *i,*j;
int **p;
if (which_p)
p = &i;
else
p = &j;
*p = &x;
bar ();
return x;
}
/* { dg-final { scan-tree-dump "Replaced x with 0" "fre" } } */
/* { dg-final { cleanup-tree-dump "fre" } } */
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