rb_exc_new       290 error.c            return rb_exc_new(etype, s, strlen(s));
rb_exc_new       298 error.c            return rb_exc_new(etype, RSTRING(str)->ptr, RSTRING(str)->len);
rb_exc_new       3528 eval.c             VALUE exit = rb_exc_new(rb_eSystemExit, mesg, mlen);
rb_exc_new       3606 eval.c         	mesg = rb_exc_new(rb_eRuntimeError, 0, 0);
rb_exc_new       8710 eval.c         	    VALUE err = rb_exc_new(rb_eSystemExit, 0, 0);