Method sub

crates/cust/src/memory/pointer.rs:257–262

(self, count: usize)

    /// }
    #[allow(clippy::should_implement_trait)]
    pub unsafe fn sub(self, count: usize) -> Self
    where
        T: Sized,
    {
        self.offset((count as isize).wrapping_neg())
    }

    /// Calculates the offset from a pointer using wrapping arithmetic.
    /// (convenience for `.wrapping_offset(count as isize)`)