#ifndef __LINUX_COMPILER_H
  #error "Please don't include <linux/compiler-clang.h> directly, include <linux/compiler.h> instead."
  #endif
  
  /* Some compiler specific definitions are overwritten here
   * for Clang compiler
   */
  
  #ifdef uninitialized_var
  #undef uninitialized_var
  #define uninitialized_var(x) x = *(&(x))
  #endif

  
  /* same as gcc, this was present in clang-2.6 so we can assume it works
   * with any version that can compile the kernel
   */
  #define __UNIQUE_ID(prefix) __PASTE(__PASTE(__UNIQUE_ID_, prefix), __COUNTER__)