-#if (__GNUC__>=3)
-# define BUILTIN_EXPECT(exp,c) __builtin_expect((exp),(c))
-# define EXPECT_TRUE(exp) __builtin_expect((exp),true)
-# define EXPECT_FALSE(exp) __builtin_expect((exp),false)
-#else
-# define BUILTIN_EXPECT(exp,c) (exp)
-# define EXPECT_TRUE(exp) (exp)
-# define EXPECT_FALSE(exp) (exp)
-#endif
+#define BUILTIN_EXPECT(exp,c) __builtin_expect((exp),(c))
+#define EXPECT_TRUE(exp) __builtin_expect((exp),true)
+#define EXPECT_FALSE(exp) __builtin_expect((exp),false)