Fix 36fc1f1 not checking in the right location

src/error.c

@@ -280,15 +280,16 @@ mrb_exc_set(mrb_state *mrb, mrb_value exc)
    mrb->exc = 0;
  }
  else {
    if (!mrb_obj_is_kind_of(mrb, exc, mrb->eException_class))
      mrb_raise(mrb, E_TYPE_ERROR, "exception object expected");
    mrb->exc = mrb_obj_ptr(exc);
  }
}

MRB_API mrb_noreturn void
mrb_exc_raise(mrb_state *mrb, mrb_value exc)
{
  if (!mrb_obj_is_kind_of(mrb, exc, mrb->eException_class)) {
    mrb_raise(mrb, E_TYPE_ERROR, "exception object expected");
  }
  mrb_exc_set(mrb, exc);
  if (!mrb->gc.out_of_memory) {
    exc_debug_info(mrb, mrb->exc);

test/t/nomethoderror.rb

@@ -51,3 +51,21 @@ def foo
    end
  end
end

assert("NoMethodError#new does not return an exception") do
  begin
    class << NoMethodError
      def new(*)
        nil
      end
    end

    assert_raise(TypeError) do
      Object.q
    end
  ensure
    class << NoMethodError
      remove_method :new
    end
  end
end