check_argc        835 proc.c             vret = rb_vm_invoke_proc(GET_THREAD(), proc, check_argc(RARRAY_LEN(args)), RARRAY_CONST_PTR(args), 0);
check_argc       2176 proc.c         	return *max = check_argc(def->body.cfunc.argc);
check_argc       2743 proc.c         	return rb_proc_call_with_block(proc, check_argc(RARRAY_LEN(passed)), RARRAY_CONST_PTR(passed), passed_proc);