[Bug c++/79984] [6/7 Regression] ICE with -Wnonnull-compare

[mpolacek at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79984

--- Comment #2 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
The fix is same as for PR79962.