4 ms·

Some explanation from Linus about how this trick works: https://lkml.org/lkml/2018/3/20/845 https://lkml.org/lkml/2018/3/20/845

• 120bits 6y ago
  "sizeof((void )1)" "- this will break the minds of everybody who ever sees that expression." It indeed broke my mind!
  • Koshkin 6y ago
    I am sure you meant sizeof((void*)1)
    • alblue 6y ago
      Given the italics, it wouldn’t surprise me if the original was in fact: sizeof(*(void*)1)