[Bug sanitizer/60745] Many ICEs running libstdc++ testsuite with ubsan, maybe due to PCH

[mpolacek at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60745

--- Comment #2 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
For some reason builtin_decl_explicit (BUILT_IN_UBSAN_HANDLE_MISSING_RETURN)
returns NULL.  I'm confused; I thought this can't happen.