From 69801c4e23f877359118e55ed291737f4fbece04 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Mon, 28 Mar 2016 09:45:20 +0200
Subject: Add variable cast from lookup

---
 build2/variable.ixx | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'build2/variable.ixx')

diff --git a/build2/variable.ixx b/build2/variable.ixx
index a129835..8a03996 100644
--- a/build2/variable.ixx
+++ b/build2/variable.ixx
@@ -104,6 +104,20 @@ namespace build2
   }
 
   template <typename T>
+  inline T&
+  cast (const lookup<value>& l)
+  {
+    return cast<T> (*l);
+  }
+
+  template <typename T>
+  inline const T&
+  cast (const lookup<const value>& l)
+  {
+    return cast<T> (*l);
+  }
+
+  template <typename T>
   inline void
   typify (value& v, const variable& var)
   {
-- 
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