compiler-gcc3.h 730 B

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  1. #ifndef __LINUX_COMPILER_H
  2. #error "Please don't include <linux/compiler-gcc3.h> directly, include <linux/compiler.h> instead."
  3. #endif
  4. /* These definitions are for GCC v3.x. */
  5. #include <linux/compiler-gcc.h>
  6. #if __GNUC_MINOR__ >= 3
  7. # define __used __attribute__((__used__))
  8. # define __attribute_used__ __used /* deprecated */
  9. #else
  10. # define __used __attribute__((__unused__))
  11. # define __attribute_used__ __used /* deprecated */
  12. #endif
  13. #if __GNUC_MINOR__ >= 4
  14. #define __must_check __attribute__((warn_unused_result))
  15. #endif
  16. /*
  17. * A trick to suppress uninitialized variable warning without generating any
  18. * code
  19. */
  20. #define uninitialized_var(x) x = x
  21. #define __always_inline inline __attribute__((always_inline))