include/linux/compiler-gcc4.h

   1 /* Never include this file directly.  Include <linux/compiler.h> instead.  */
   2
   3 /* These definitions are for GCC v4.x.  */
   4 #include <linux/compiler-gcc.h>
   5
   6 #ifdef CONFIG_FORCED_INLINING
   7 # undef inline
   8 # undef __inline__
   9 # undef __inline
  10 # define inline                 inline          __attribute__((always_inline))
  11 # define __inline__             __inline__      __attribute__((always_inline))
  12 # define __inline               __inline        __attribute__((always_inline))
  13 #endif
  14
  15 #define __used                  __attribute__((__used__))
  16 #define __attribute_used__      __used                  /* deprecated */
  17 #define __must_check            __attribute__((warn_unused_result))
  18 #define __compiler_offsetof(a,b) __builtin_offsetof(a,b)
  19 #define __always_inline         inline __attribute__((always_inline))
  20
  21 /*
  22  * A trick to suppress uninitialized variable warning without generating any
  23  * code
  24  */
  25 #define uninitialized_var(x) x = x