1 /* { dg-do compile } */
2 /* { dg-require-effective-target sync_int_long } */
3 /* { dg-options "-O2 -finline-functions" } */
4 /* { dg-options "-march=i486" { target { { i?86-*-* x86_64-*-* } && ia32 } } } */
5 /* { dg-options "-mcpu=v9" { target sparc*-*-* } } */
6 
7 /* Test inlining __sync_bool_compare_and_swap.  */
8 
9 #include <stdbool.h>
10 
11 static bool
compare_and_swap(long * addr,long old,long new_val)12 compare_and_swap(long *addr, long old, long new_val)
13 {
14   return __sync_bool_compare_and_swap(addr, old, new_val);
15 }
16 
17 void
foo(long * address)18 foo (long *address)
19 {
20   long he_address = *address & ~1;
21   while (!compare_and_swap(address, he_address, he_address | 1))
22     he_address = *address & ~1;
23 }
24