Function extern_spec_Shr_i64_usize_shr 

pub fn extern_spec_Shr_i64_usize_shr(self_: usize, rhs: i64) -> usize

extern spec for usize::shr

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

requires

(0usize as $rhs) <= rhs && rhs <= ($type::BITS - 1u32) as $rhs

ensures

result == self $op rhs