Function dot_general_into_uninit 

pub fn dot_general_into_uninit<T: Scalar>(
    c: &mut RawStridedMut<'_, MaybeUninit<T>>,
    a: &StridedView<'_, T>,
    b: &StridedView<'_, T>,
    config: &DotGeneralConfig<'_>,
    alpha: T,
    ctx: &ExecContext,
) -> Result<()>

Compute dot-general into a genuinely uninitialized destination.

The destination is only exposed as initialized after this function returns Ok(()); holes in a strided backing allocation are never touched.