[Bug bootstrap/78390] [7 Regression] Bootstrap failure: match.pd: cannot determine type of operand

[matz at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78390

--- Comment #23 from Michael Matz <matz at gcc dot gnu.org> ---
(In reply to Dominik Vogt from comment #22)
> Does this patch replace the one in comment 8 or should they both be used?

I checked it in isolation, but the former one does fix a bug as well, so
probably use both.