wrapping_add_signed

vstd::wrapping::u64_specs

Function wrapping_add_signed 

Source 
pub open spec fn wrapping_add_signed(x: u64, y: i64) -> u64
Expand description
{
    if x + y > <u64>::MAX {
        (x + y - 0x1_0000_0000_0000_0000) as u64
    } else if x + y < 0 {
        (x + y + 0x1_0000_0000_0000_0000) as u64
    } else {
        (x + y) as u64
    }
}