c-family

[pf3gnuchains/gcc-fork.git] / libstdc++-v3 / include / bits / atomic_base.h

diff --git a/libstdc++-v3/include/bits/atomic_base.h b/libstdc++-v3/include/bits/atomic_base.h
index cf292a8..2711323 100644 (file)
--- a/libstdc++-v3/include/bits/atomic_base.h
+++ b/libstdc++-v3/include/bits/atomic_base.h
@@ -91,18 +91,17 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
 
   /// Lock-free Property
 
-#define LOCKFREE_PROP(T) (__atomic_always_lock_free (sizeof (T), 0) ? 2 : 1)
-
-#define ATOMIC_BOOL_LOCK_FREE          LOCKFREE_PROP (bool)
-#define ATOMIC_CHAR_LOCK_FREE          LOCKFREE_PROP (char)
-#define ATOMIC_CHAR16_T_LOCK_FREE      LOCKFREE_PROP (char16_t)
-#define ATOMIC_CHAR32_T_LOCK_FREE      LOCKFREE_PROP (char32_t)
-#define ATOMIC_WCHAR_T_LOCK_FREE       LOCKFREE_PROP (wchar_t)
-#define ATOMIC_SHORT_LOCK_FREE         LOCKFREE_PROP (short)
-#define ATOMIC_INT_LOCK_FREE           LOCKFREE_PROP (int)
-#define ATOMIC_LONG_LOCK_FREE          LOCKFREE_PROP (long)
-#define ATOMIC_LLONG_LOCK_FREE         LOCKFREE_PROP (long long)
-#define ATOMIC_POINTER_LOCK_FREE       LOCKFREE_PROP (void *)
+
+#define ATOMIC_BOOL_LOCK_FREE          __GCC_ATOMIC_BOOL_LOCK_FREE
+#define ATOMIC_CHAR_LOCK_FREE          __GCC_ATOMIC_CHAR_LOCK_FREE
+#define ATOMIC_WCHAR_T_LOCK_FREE       __GCC_ATOMIC_WCHAR_T_LOCK_FREE
+#define ATOMIC_CHAR16_T_LOCK_FREE      __GCC_ATOMIC_CHAR16_T_LOCK_FREE
+#define ATOMIC_CHAR32_T_LOCK_FREE      __GCC_ATOMIC_CHAR32_T_LOCK_FREE
+#define ATOMIC_SHORT_LOCK_FREE         __GCC_ATOMIC_SHORT_LOCK_FREE
+#define ATOMIC_INT_LOCK_FREE           __GCC_ATOMIC_INT_LOCK_FREE
+#define ATOMIC_LONG_LOCK_FREE          __GCC_ATOMIC_LONG_LOCK_FREE
+#define ATOMIC_LLONG_LOCK_FREE         __GCC_ATOMIC_LLONG_LOCK_FREE
+#define ATOMIC_POINTER_LOCK_FREE       __GCC_ATOMIC_POINTER_LOCK_FREE
 
   // Base types for atomics.
   template<typename _IntTp>