[Bug bootstrap/98414] [11 Regression] UBSAN bootstrap is broken: ubsan/ubsan_type_hash_itanium.cpp:162: undefined reference to `__dynamic_cast' since r11-6083-gb7dfc2074c78415d451eb34d1608016c80b1c41a

[nathan at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98414

--- Comment #4 from Nathan Sidwell <nathan at gcc dot gnu.org> ---
there isn't a dynamic cast in the mapper (or libcody)