Function extern_spec_Shl__ref_usize_i16_shl 

pub fn extern_spec_Shl__ref_usize_i16_shl(self_: i16, rhs: &usize) -> i16

extern spec for i16::shl

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

requires

(0usize as $rhs) <= *rhs && *rhs < $type::BITS as $rhs

ensures

result == self $op *rhs