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/* { dg-do run } */
/* { dg-options "-fdump-tree-ealias -Wno-attributes" } */
/* { dg-skip-if "" { *-*-* } { "-O0" } { "" } } */
struct X
{
long l1;
struct Y
{
long l2;
int *p;
} y;
};
int i;
static int __attribute__((always_inline))
foo (struct X *x)
{
struct Y y = x->y;
/* In the inlined instance the dereferenced pointer needs to point to i. */
*y.p = 0;
i = 1;
return *y.p;
}
extern void abort (void);
int main()
{
struct X x;
x.y.p = &i;
if (foo(&x) != 1)
abort ();
return 0;
}
/* { dg-final { scan-tree-dump "y.* = { i }" "ealias" } } */
/* { dg-final { scan-tree-dump "y.*, points-to vars: { D..... }" "ealias" } } */
/* { dg-final { cleanup-tree-dump "ealias" } } */
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