Dear Maintainer,
Fix for at least the observed instance of this problem is captured here:
https://salsa.debian.org/science-team/arpackcpp/-/merge_requests/3
There may be other similar instances of this problem in the package that are
yet to be identified.
* What led up to the situation?
- Unable to build against libarpack++2-dev with default options due to changes
in recent version of gcc.
* What exactly did you do (or not do) that was effective (or
ineffective)?
- Explicit "this->" statements were added where needed to remedy the problem.
* What was the outcome of this action?
- Was able to build with default gcc options after the update.
* What outcome did you expect instead?
- Expected outcome was observed.