NEW_STACK         373 ext/racc/cparse/cparse.c     v->tstack = v->debug ? NEW_STACK() : Qnil;
NEW_STACK         374 ext/racc/cparse/cparse.c     v->vstack = NEW_STACK();
NEW_STACK         375 ext/racc/cparse/cparse.c     v->state = NEW_STACK();