Merge branch 'for-linus' of git://git390.osdl.marist.edu/pub/scm/linux-2.6

[firefly-linux-kernel-4.4.55.git] / include / linux / compiler-gcc4.h

diff --git a/include/linux/compiler-gcc4.h b/include/linux/compiler-gcc4.h
index 6f5cc6f0e7a66ca521fb1978f27a51099666ec3d..a03e9398a6c2ba0d986405f8bec84f7f0141b786 100644 (file)
--- a/include/linux/compiler-gcc4.h
+++ b/include/linux/compiler-gcc4.h
@@ -12,7 +12,14 @@
 # define __inline              __inline        __attribute__((always_inline))
 #endif
 
-#define __attribute_used__     __attribute__((__used__))
+#define __used                 __attribute__((__used__))
+#define __attribute_used__     __used                  /* deprecated */
 #define __must_check           __attribute__((warn_unused_result))
 #define __compiler_offsetof(a,b) __builtin_offsetof(a,b)
 #define __always_inline                inline __attribute__((always_inline))
+
+/*
+ * A trick to suppress uninitialized variable warning without generating any
+ * code
+ */
+#define uninitialized_var(x) x = x