Missing casts to object for reference comparison

[siegfriedpammer]

Discussed in #3321

^{Originally posted by greenozon November 3, 2024}
Quick question: is it possible to somehow tell ILSpy during decompilation that certain casting is needed, otherwise it won't compile?

eg:

ILSPy decompiled some routine as follows, but it does not compile

and IL for it:

Original code looks like