[Bug c++/85535] bogus code in decl2.c:decl_needed_p

[paolo.carlini at oracle dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85535

--- Comment #7 from Paolo Carlini <paolo.carlini at oracle dot com> ---
I see. Then I guess we need an explicit rationale for doing that, beyond the
evidence that we aren't ICEing: the check first blush looks sensible. At least
that was the case back in 2014, when Jason quickly approved it ;)