Fix: Use proper macro to detect stdbool.h

[urcu.git] / urcu-pointer.h

diff --git a/urcu-pointer.h b/urcu-pointer.h
index 5be986ca65a0d6aab3027812fdbc2f0b4acdffb5..dc1a0dac60718b15d1f8eb844b3feca315dd4068 100644 (file)
--- a/urcu-pointer.h
+++ b/urcu-pointer.h
@@ -32,7 +32,7 @@
 
 #ifdef __cplusplus
 extern "C" {
-#endif 
+#endif
 
 #if defined(_LGPL_SOURCE) || defined(URCU_INLINE_SMALL_FUNCTIONS)
 
@@ -66,6 +66,7 @@ extern "C" {
 
 extern void *rcu_dereference_sym(void *p);
 #define rcu_dereference(p)                                                  \
+       __extension__                                                        \
        ({                                                                   \
                __typeof__(p) _________p1 =     URCU_FORCE_CAST(__typeof__(p), \
                        rcu_dereference_sym(URCU_FORCE_CAST(void *, p)));    \
@@ -74,6 +75,7 @@ extern void *rcu_dereference_sym(void *p);
 
 extern void *rcu_cmpxchg_pointer_sym(void **p, void *old, void *_new);
 #define rcu_cmpxchg_pointer(p, old, _new)                                   \
+       __extension__                                                        \
        ({                                                                   \
                __typeof__(*(p)) _________pold = (old);                      \
                __typeof__(*(p)) _________pnew = (_new);                     \
@@ -86,6 +88,7 @@ extern void *rcu_cmpxchg_pointer_sym(void **p, void *old, void *_new);
 
 extern void *rcu_xchg_pointer_sym(void **p, void *v);
 #define rcu_xchg_pointer(p, v)                                              \
+       __extension__                                                        \
        ({                                                                   \
                __typeof__(*(p)) _________pv = (v);                          \
                __typeof__(*(p)) _________p1 = URCU_FORCE_CAST(__typeof__(*(p)), \
@@ -119,7 +122,7 @@ extern void *rcu_set_pointer_sym(void **p, void *v);
  */
 #define rcu_assign_pointer(p, v)       rcu_set_pointer((&p), (v))
 
-#ifdef __cplusplus 
+#ifdef __cplusplus
 }
 #endif