arestor

4 ms·

1. 1.▲
   by arestor 10y ago

   It's still UB. The array could potentially be at the end of the address space...
2. 2.▲
   by arestor 10y ago

   See https://news.ycombinator.com/item?id=13719437
3. 3.▲
   by arestor 10y ago

   Some features had a bug which lead to uninitialized memory (AKA previous memory contents) in the output of a malformed HTML page was requested. As one such server handles many sites, everything that the server handled before that request ma
4. 4.▲
   by arestor 10y ago

   It's C. If you have an array, you may only compare to one element behind the last. Everything else is undefined behavior. So a compiler may just "optimize" your >= to ==.