[Bug libstdc++/90397] Incompatibility with clang-tidy on std::variant

[philip.salvaggio at mac dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90397

--- Comment #3 from philip.salvaggio at mac dot com ---
Yep! I added the noexcept on there on my local version and that also resolved
the issue.