BUILD/MINOR: ancient gcc versions atomic fix

Commit 1a69af6d3892fe1946bb8babb3044d2d26afd46e introduced code
for atomic prior to 4.7. Unfortunately clang uses as well those
constants which is misleading.
This commit is contained in:
David Carlier 2018-01-11 14:20:43 +00:00 committed by Willy Tarreau
parent 1a69af6d38
commit ec5e84552a

View File

@ -100,7 +100,7 @@ extern THREAD_LOCAL unsigned long tid_bit; /* The bit corresponding to the threa
/* TODO: thread: For now, we rely on GCC builtins but it could be a good idea to /* TODO: thread: For now, we rely on GCC builtins but it could be a good idea to
* have a header file regrouping all functions dealing with threads. */ * have a header file regrouping all functions dealing with threads. */
#if defined(__GNUC__) && (__GNUC__ < 4 || __GNUC__ == 4 && __GNUC_MINOR__ < 7) #if defined(__GNUC__) && (__GNUC__ < 4 || __GNUC__ == 4 && __GNUC_MINOR__ < 7) && !defined(__clang__)
/* gcc < 4.7 */ /* gcc < 4.7 */
#define HA_ATOMIC_ADD(val, i) __sync_add_and_fetch(val, i) #define HA_ATOMIC_ADD(val, i) __sync_add_and_fetch(val, i)