https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70216
--- Comment #3 from Oleg Endo <olegendo at gcc dot gnu.org> --- (In reply to Kazumoto Kojima from comment #2) > > I think that # less than 0x20 are reserved by kernel, gdb uses 0x20 > and 0xc3 and gcc uses 0x33 for profiling. Perhaps 0x54 (ascii 'T') > or something? If there are no other opinions, I guess I'll just do that. I don't have any better idea. Basically it's the same question as in https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54272#c2 Emitting a function call into libgcc for __builtin_trap could also be an option (-mbuiltin-trap=libcall)
