diff options
Diffstat (limited to 'sysdeps/s390/atomic-machine.h')
-rw-r--r-- | sysdeps/s390/atomic-machine.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sysdeps/s390/atomic-machine.h b/sysdeps/s390/atomic-machine.h index 690d2e3065..adaca40798 100644 --- a/sysdeps/s390/atomic-machine.h +++ b/sysdeps/s390/atomic-machine.h @@ -67,6 +67,8 @@ typedef uintmax_t uatomic_max_t; # define __HAVE_64B_ATOMICS 0 #endif +#define ATOMIC_EXCHANGE_USES_CAS 1 + /* Implement some of the non-C11 atomic macros from include/atomic.h with help of the C11 atomic builtins. The other non-C11 atomic macros are using the macros defined here. */ |