X-Git-Url: https://git.liburcu.org/?p=urcu.git;a=blobdiff_plain;f=urcu%2Fsystem.h;fp=urcu%2Fsystem.h;h=6f314595178e98385fd72e9d48c3f82de374081b;hp=2a45f22d9615593eda4c2c8c0ec369e500f9535c;hb=79a8e6c3bfa2653ff19a6bdfd226042ed6547276;hpb=2f943cd7ef7e14ddd9dfc6c8a98db798c460eb33

diff --git a/urcu/system.h b/urcu/system.h
index 2a45f22..6f31459 100644
--- a/urcu/system.h
+++ b/urcu/system.h
@@ -47,11 +47,11 @@
  * Store v into x, where x is located in shared memory. Performs the
  * required cache flush after writing. Returns v.
  */
-#define CMM_STORE_SHARED(x, v)		\
-	({				\
-		__typeof__(x) _v = _CMM_STORE_SHARED(x, v);	\
-		cmm_smp_wmc();		\
-		_v;			\
+#define CMM_STORE_SHARED(x, v)						\
+	({								\
+		__typeof__(x) _v = _CMM_STORE_SHARED(x, v);		\
+		cmm_smp_wmc();						\
+		_v = _v;	/* Work around clang "unused result" */	\
 	})
 
 #endif /* _URCU_SYSTEM_H */