search for: arbitrarycondition

I left a comment on https://reviews.llvm.org/D18738 earlier which I feel is related to this discussion, so I'm reproducing it here: I wonder though if what we want to express isn't some sort of "type-based dereferencability annotations". For example the semantics I care about are essentially, "if you know you have a defereferencable pointer, you can go and dereference any