Re: [Haskell-cafe] How to ensure optimization for large immutable vectors to be shared w.r.t. Referential Transparency

On Tue, 6 Apr 2021, YueCompl wrote:

```hsλ> let !v = VS.fromList [3,2,5] in isSameVector (SomeVector v) (SomeVector v) False λ>  λ> let !v = SomeVector (VS.fromList [3,2,5]) in isSameVector v v True λ>  ```

Then I have no idea. Maybe ghc-heap-view/ghc-vis can reveal the mystery. https://github.com/nomeata/haskell-bytes-bobkonf2021