Attaching C++ testcases jail.cpp and stat.cpp
> $ c++ -c jail.cpp && nm jail.o | grep jail
> U _Z4jailP4jail
> $ c++ -c stat.cpp && nm stat.o | grep stat
> U stat
jail call is compiled into a symbol as if it us a C++ function, which it is not, and the stat call is compiled fine.
Created attachment 205469 [details]
Created attachment 205470 [details]