[foreign-memaccess+abi] RFR: Improve exception messages and simplify LayoutPath [v8]

[Jorn Vernee]

On Wed, 20 Sep 2023 16:42:07 GMT, Per Minborg <pminborg at openjdk.org> wrote:

>> This PR proposes to improve the exception messages in the internal `LayoutPath` class and also do some code simplifications.
>
> Per Minborg has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Rework bredcrumbs appearance

Marked as reviewed by jvernee (Committer).

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PR Review: https://git.openjdk.org/panama-foreign/pull/886#pullrequestreview-1636097317