Warn on unused imports?

[FeepingCreature]

On Wednesday, 26 September 2018 at 08:37:12 UTC, Dejan Lekic 
wrote:
> I humbly believe this does not belong to the compiler. These 
> sort of things belong to a static code analyser TOOL. Think of 
> checkstyle/findbugs in Java, or flake8/pep8 in Python world.

I can't put it differently than this: you're simply wrong, in my 
opinion. It's *provably impossible* do do this statically.