From cd929d8e65506e5f46f27a3e1f12dfc55555c7bd Mon Sep 17 00:00:00 2001
From: Michele Caini <michele.caini@gmail.com>
Date: Fri, 22 Jan 2021 15:17:58 +0100
Subject: [PATCH] meta: review + tests (code coverage) for implicitly generated
 default constructors

---
 src/entt/meta/meta.hpp       | 2 +-
 test/entt/meta/meta_ctor.cpp | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/entt/meta/meta.hpp b/src/entt/meta/meta.hpp
index 3e2a7e61e..3b2324ac0 100644
--- a/src/entt/meta/meta.hpp
+++ b/src/entt/meta/meta.hpp
@@ -176,7 +176,7 @@ class ENTT_API meta_node {
                 nullptr,
                 nullptr,
                 0u,
-                [](typename meta_ctor_node::size_type) ENTT_NOEXCEPT -> meta_type_node * { return nullptr; },
+                nullptr,
                 [](meta_any * const) { return meta_any{std::in_place_type<Type>}; }
             };
 
diff --git a/test/entt/meta/meta_ctor.cpp b/test/entt/meta/meta_ctor.cpp
index 547500a0a..27724682d 100644
--- a/test/entt/meta/meta_ctor.cpp
+++ b/test/entt/meta/meta_ctor.cpp
@@ -221,6 +221,7 @@ TEST_F(MetaCtor, ImplicitlyGeneratedDefaultConstructor) {
     // default constructor is implicitly generated
     ASSERT_EQ(counter, 1);
     ASSERT_TRUE(type.ctor<>());
+    ASSERT_EQ(type.ctor<>().arg(0), entt::meta_type{});
 
     auto any = type.ctor<>().invoke();