1 /* { dg-do compile { target { ! ia32 } } } */ 2 /* { dg-require-effective-target maybe_x32 } */ 3 /* { dg-options "-O2 -mx32 -maddress-mode=short" } */ 4 5 struct rcu_reader_data 6 { 7 unsigned ctr; 8 _Bool waiting; 9 } 10 11 extern __thread rcu_reader; 12 rcu_read_lock()13void rcu_read_lock() 14 { 15 struct rcu_reader_data *x = &rcu_reader; 16 _Bool val = 0; 17 18 __atomic_store(&x->waiting, &val, 0); 19 } 20