X-Git-Url: http://git.liburcu.org/?p=urcu.git;a=blobdiff_plain;f=urcu%2Fstatic%2Furcu-pointer.h;h=28333c57746e927bfc44e06e0a9fcc2b0e4794e2;hp=a5b3e4b190852811b039c26be66f65c33bef64e6;hb=a59f39055b5ecb77b68cf78b9839aa9e8e4ec332;hpb=edf8de69524464be218d35029919f6fb31ba3d4b

diff --git a/urcu/static/urcu-pointer.h b/urcu/static/urcu-pointer.h
index a5b3e4b..28333c5 100644
--- a/urcu/static/urcu-pointer.h
+++ b/urcu/static/urcu-pointer.h
@@ -36,7 +36,7 @@
 
 #ifdef __cplusplus
 extern "C" {
-#endif 
+#endif
 
 /**
  * _rcu_dereference - reads (copy) a RCU-protected pointer to a local variable
@@ -64,7 +64,9 @@ extern "C" {
  * meets the 10-line criterion in LGPL, allowing this function to be
  * expanded directly in non-LGPL code.
  */
-#define _rcu_dereference(p)     ({					\
+#define _rcu_dereference(p)						\
+				__extension__				\
+				({					\
 				__typeof__(p) _________p1 = CMM_LOAD_SHARED(p); \
 				cmm_smp_read_barrier_depends();		\
 				(_________p1);				\
@@ -82,6 +84,7 @@ extern "C" {
  * expanded directly in non-LGPL code.
  */
 #define _rcu_cmpxchg_pointer(p, old, _new)				\
+	__extension__							\
 	({								\
 		__typeof__(*p) _________pold = (old);			\
 		__typeof__(*p) _________pnew = (_new);			\
@@ -101,6 +104,7 @@ extern "C" {
  * expanded directly in non-LGPL code.
  */
 #define _rcu_xchg_pointer(p, v)				\
+	__extension__					\
 	({						\
 		__typeof__(*p) _________pv = (v);	\
 		if (!__builtin_constant_p(v) ||		\
@@ -137,7 +141,7 @@ extern "C" {
  */
 #define _rcu_assign_pointer(p, v)	_rcu_set_pointer(&(p), v)
 
-#ifdef __cplusplus 
+#ifdef __cplusplus
 }
 #endif