[Bug sanitizer/61591] Undefined behavior sanitizer does not catch builtin_unreachable's from impossible devirtualization

[jamborm at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61591

--- Comment #10 from Martin Jambor <jamborm at gcc dot gnu.org> ---
Honza, given what you wrote in

https://gcc.gnu.org/ml/gcc-patches/2014-12/msg01033.html

do you want to take over this bug?