From 9da5febf1d9af9f5cb62d5d35fc87136e6e4cd60 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Mon, 11 Apr 2016 09:20:49 +0200
Subject: Add basic support for variable value inheritance

Currently, only abs_dir_path inherits from dir_path.
---
 build2/variable.txx | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'build2/variable.txx')

diff --git a/build2/variable.txx b/build2/variable.txx
index bd7a18b..99ea79b 100644
--- a/build2/variable.txx
+++ b/build2/variable.txx
@@ -254,6 +254,7 @@ namespace build2
   {
     value_traits<vector<T>>::type_name.c_str (),
     sizeof (vector<T>),
+    nullptr,                          // No base.
     &default_dtor<vector<T>>,
     &default_copy_ctor<vector<T>>,
     &default_copy_assign<vector<T>>,
@@ -392,6 +393,7 @@ namespace build2
   {
     value_traits<map<K, V>>::type_name.c_str (),
     sizeof (map<K, V>),
+    nullptr,             // No base.
     &default_dtor<map<K, V>>,
     &default_copy_ctor<map<K, V>>,
     &default_copy_assign<map<K, V>>,
-- 
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