hash_rtx and volatile subexpressions

[Ian Lance Taylor]

Andrey Belevantsev <abel@ispras.ru> writes:

> Is this intentional, or do we want to have 'return hash;' instead of
> 'return 0;' in all places when *do_not_record_p is set to 1?  Is there
> a better hash_rtx somewhere, which I don't know about?

It should be fine to "return hash" instead of "return 0" in those
cases.  Give that a try.

Ian