Function extern_spec_BitXor__ref_i64_bitxor 

pub fn extern_spec_BitXor__ref_i64_bitxor(self_: &i64, rhs: &i64) -> i64

extern spec for <&i64 as BitXor>::bitxor

This is not a real function: its only use is for documentation.

ghost

ensures

result == *self $op *rhs