[Bug target/70216] [SH] Implement __builtin_trap

[segher at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70216

--- Comment #24 from Segher Boessenkool <segher at gcc dot gnu.org> ---
Send it to gcc-patches@?  If it is approved, I can commit it, sure.