@PaniczGodek The (and predicate operation) thing is quite old, and is very common in older Lisp code.
Which the ompiler can optimize differently and instead of returning explicit NIL it can pop the last value from the stack.
@PaniczGodek The (and predicate operation) thing is quite old, and is very common in older Lisp code.
Which the ompiler can optimize differently and instead of returning explicit NIL it can pop the last value from the stack.
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