Function extern_spec_Shl_usize_u32_shl 

pub fn extern_spec_Shl_usize_u32_shl(self_: u32, rhs: usize) -> u32

extern spec for u32::shl

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