1/* { dg-do compile } */ 2/* { dg-options "-O2" } */ 3/* { dg-options "-O2 -mabi=64" { target mips-*-linux-* } } */ 4 5struct offset_v1 { 6 int k_uniqueness; 7}; 8 9struct offset_v2 { 10 long v; 11} __attribute__ ((__packed__)); 12 13struct reiserfs_key { 14 int k_objectid; 15 union { 16 struct offset_v1 k_offset_v1; 17 struct offset_v2 k_offset_v2; 18 } u; 19}; 20 21struct item_head 22{ 23 struct reiserfs_key ih_key; 24 int ih_version; 25}; 26 27static void set_offset_v2_k_type(struct offset_v2 *v2) 28{ 29 v2->v &= 1; 30} 31 32static void set_le_key_k_type (int version, struct reiserfs_key * key) 33{ 34 version ? (key->u.k_offset_v1.k_uniqueness = 1) 35 : set_offset_v2_k_type(&(key->u.k_offset_v2)); 36} 37 38static void set_le_ih_k_type (struct item_head * ih) 39{ 40 set_le_key_k_type((__builtin_constant_p((ih)->ih_version) ? (ih)->ih_version : (ih)->ih_version), &(ih->ih_key)); 41} 42 43void boo(struct item_head *ih, const char *body); 44 45void direct2indirect(void) 46{ 47 struct item_head *p_le_ih; 48 struct item_head ind_ih; 49 unsigned int unfm_ptr; 50 51 if (__builtin_expect(32, 0)) __asm__ ("break"); 52 53 set_le_ih_k_type (&ind_ih); 54 55 if (__builtin_constant_p(p_le_ih) ? 1 : 2) { 56 (__builtin_constant_p(__builtin_constant_p(1) == 1)); 57 boo(&ind_ih, (char *)&unfm_ptr); 58 } 59} 60