Function extern_spec_Add_Wrapping_i128_Wrapping_i128_add 

pub fn extern_spec_Add_Wrapping_i128_Wrapping_i128_add(
    self_: Wrapping<i128>,
    rhs: Wrapping<i128>,
) -> Wrapping<i128>

extern spec for Wrapping<i128>::add

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

ghost

ensures

result.0 == self.0 + rhs.0