[Bug libstdc++/116802] Symbol `is` (non-standard) is user inside the library.

[tymi at tymi dot org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116802

--- Comment #2 from Tymi <tymi at tymi dot org> ---
Oh, did not see that detail. It does compile with clang though.