From 1204b7d20091c1ac65fb02a1d5991a82098e4f77 Mon Sep 17 00:00:00 2001
From: Peter Dimov <pdimov@gmail.com>
Date: Wed, 5 Jun 2024 16:48:43 +0300
Subject: [PATCH] Add missing argN_type typedefs. Fixes #51.

---
 include/boost/function/function_template.hpp | 109 +++++++++++++++++--
 1 file changed, 102 insertions(+), 7 deletions(-)

diff --git a/include/boost/function/function_template.hpp b/include/boost/function/function_template.hpp
index 48329c2..f21a395 100644
--- a/include/boost/function/function_template.hpp
+++ b/include/boost/function/function_template.hpp
@@ -586,17 +586,112 @@ namespace boost {
       struct variadic_function_base
       {};
 
-      template <typename T>
-      struct variadic_function_base<T>
+      template <typename T1>
+      struct variadic_function_base<T1>
       {
-        typedef T argument_type;
+        typedef T1 argument_type;
+        typedef T1 arg1_type;
       };
 
-      template <typename T0, typename T1>
-      struct variadic_function_base<T0, T1>
+      template <typename T1, typename T2>
+      struct variadic_function_base<T1, T2>
       {
-        typedef T0 first_argument_type;
-        typedef T1 second_argument_type;
+        typedef T1 first_argument_type;
+        typedef T2 second_argument_type;
+        typedef T1 arg1_type;
+        typedef T2 arg2_type;
+      };
+
+      template <typename T1, typename T2, typename T3>
+      struct variadic_function_base<T1, T2, T3>
+      {
+        typedef T1 arg1_type;
+        typedef T2 arg2_type;
+        typedef T3 arg3_type;
+      };
+
+      template <typename T1, typename T2, typename T3, typename T4>
+      struct variadic_function_base<T1, T2, T3, T4>
+      {
+        typedef T1 arg1_type;
+        typedef T2 arg2_type;
+        typedef T3 arg3_type;
+        typedef T4 arg4_type;
+      };
+
+      template <typename T1, typename T2, typename T3, typename T4, typename T5>
+      struct variadic_function_base<T1, T2, T3, T4, T5>
+      {
+        typedef T1 arg1_type;
+        typedef T2 arg2_type;
+        typedef T3 arg3_type;
+        typedef T4 arg4_type;
+        typedef T5 arg5_type;
+      };
+
+      template <typename T1, typename T2, typename T3, typename T4, typename T5, typename T6>
+      struct variadic_function_base<T1, T2, T3, T4, T5, T6>
+      {
+        typedef T1 arg1_type;
+        typedef T2 arg2_type;
+        typedef T3 arg3_type;
+        typedef T4 arg4_type;
+        typedef T5 arg5_type;
+        typedef T6 arg6_type;
+      };
+
+      template <typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7>
+      struct variadic_function_base<T1, T2, T3, T4, T5, T6, T7>
+      {
+        typedef T1 arg1_type;
+        typedef T2 arg2_type;
+        typedef T3 arg3_type;
+        typedef T4 arg4_type;
+        typedef T5 arg5_type;
+        typedef T6 arg6_type;
+        typedef T7 arg7_type;
+      };
+
+      template <typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8>
+      struct variadic_function_base<T1, T2, T3, T4, T5, T6, T7, T8>
+      {
+        typedef T1 arg1_type;
+        typedef T2 arg2_type;
+        typedef T3 arg3_type;
+        typedef T4 arg4_type;
+        typedef T5 arg5_type;
+        typedef T6 arg6_type;
+        typedef T7 arg7_type;
+        typedef T8 arg8_type;
+      };
+
+      template <typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8, typename T9>
+      struct variadic_function_base<T1, T2, T3, T4, T5, T6, T7, T8, T9>
+      {
+        typedef T1 arg1_type;
+        typedef T2 arg2_type;
+        typedef T3 arg3_type;
+        typedef T4 arg4_type;
+        typedef T5 arg5_type;
+        typedef T6 arg6_type;
+        typedef T7 arg7_type;
+        typedef T8 arg8_type;
+        typedef T9 arg9_type;
+      };
+
+      template <typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8, typename T9, typename T10>
+      struct variadic_function_base<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10>
+      {
+        typedef T1 arg1_type;
+        typedef T2 arg2_type;
+        typedef T3 arg3_type;
+        typedef T4 arg4_type;
+        typedef T5 arg5_type;
+        typedef T6 arg6_type;
+        typedef T7 arg7_type;
+        typedef T8 arg8_type;
+        typedef T9 arg9_type;
+        typedef T10 arg10_type;
       };
 
 #if defined( BOOST_LIBSTDCXX_VERSION ) && BOOST_LIBSTDCXX_VERSION < 50000