Viewing file:  delay-slot-1.c (1.25 KB) -rw-r--r--
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/* { dg-do compile } */
/* { dg-options "-O2" } */
/* { dg-options "-O2 -mabi=64" { target { mips*-*-linux* && mips64 } } } */
struct offset_v1 {
int k_uniqueness;
};
struct offset_v2 {
long v;
} __attribute__ ((__packed__));
struct reiserfs_key {
int k_objectid;
union {
struct offset_v1 k_offset_v1;
struct offset_v2 k_offset_v2;
} u;
};
struct item_head
{
struct reiserfs_key ih_key;
int ih_version;
};
static void set_offset_v2_k_type(struct offset_v2 *v2)
{
v2->v &= 1;
}
static void set_le_key_k_type (int version, struct reiserfs_key * key)
{
version ? (key->u.k_offset_v1.k_uniqueness = 1)
: set_offset_v2_k_type(&(key->u.k_offset_v2));
}
static void set_le_ih_k_type (struct item_head * ih)
{
set_le_key_k_type((__builtin_constant_p((ih)->ih_version) ? (ih)->ih_version : (ih)->ih_version), &(ih->ih_key));
}
void boo(struct item_head *ih, const char *body);
void direct2indirect(void)
{
struct item_head *p_le_ih;
struct item_head ind_ih;
unsigned int unfm_ptr;
if (__builtin_expect(32, 0)) __asm__ ("break");
set_le_ih_k_type (&ind_ih);
if (__builtin_constant_p(p_le_ih) ? 1 : 2) {
(__builtin_constant_p(__builtin_constant_p(1) == 1));
boo(&ind_ih, (char *)&unfm_ptr);
}
}
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