From 2d7bbe6c4b7bc1f88ed130347a2ce9fadb87c0a2 Mon Sep 17 00:00:00 2001
From: Shin-ichi MORITA <shin1morita@gmail.com>
Date: Sat, 10 Jun 2023 11:44:42 +0900
Subject: [PATCH] Fixing build errors on Windows.

---
 include/xemmai/type.h  | 4 ++--
 include/xemmai/value.h | 8 +++++---
 2 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/include/xemmai/type.h b/include/xemmai/type.h
index 39182671..ab68e593 100644
--- a/include/xemmai/type.h
+++ b/include/xemmai/type.h
@@ -324,8 +324,8 @@ void f_throw_type_error [[noreturn]] (const wchar_t* a_name)
 	f_throw_type_error(typeid(typename t_fundamental<T>::t_type), a_name);
 }
 
-template<typename T>
-inline void f_check(const t_value<auto>& a_object, const wchar_t* a_name)
+template<typename T, typename T_tag>
+inline void f_check(const t_value<T_tag>& a_object, const wchar_t* a_name)
 {
 	if (!f_is<T>(a_object)) [[unlikely]] f_throw_type_error<T>(a_name);
 }
diff --git a/include/xemmai/value.h b/include/xemmai/value.h
index 160df7be..0fa0e765 100644
--- a/include/xemmai/value.h
+++ b/include/xemmai/value.h
@@ -249,7 +249,7 @@ class t_value : public T_tag
 		double v_float;
 	};
 
-	void f_copy(const t_value<auto>& a_value)
+	void f_copy(const auto& a_value)
 	{
 		if (sizeof(double) > sizeof(intptr_t))
 			v_float = a_value.v_float;
@@ -273,7 +273,8 @@ class t_value : public T_tag
 	{
 		f_copy(a_value);
 	}
-	t_value(const t_value<auto>& a_value) : T_tag(a_value)
+	template<typename T>
+	t_value(const t_value<T>& a_value) : T_tag(a_value)
 	{
 		f_copy(a_value);
 	}
@@ -284,7 +285,8 @@ class t_value : public T_tag
 		f_copy(a_value);
 		return *this;
 	}
-	t_value& operator=(const t_value<auto>& a_value)
+	template<typename T>
+	t_value& operator=(const t_value<T>& a_value)
 	{
 		static_cast<T_tag&>(*this) = a_value;
 		f_copy(a_value);