From 6c769243ef185782ba1ae08ef2a9f4ded17f3949 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Mon, 14 Dec 2015 16:47:39 +0200
Subject: Make sure we don't link up to lib{} targets that are derived from
 liba/so{}

---
 build/parser.cxx | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'build/parser.cxx')

diff --git a/build/parser.cxx b/build/parser.cxx
index e238628..1893b70 100644
--- a/build/parser.cxx
+++ b/build/parser.cxx
@@ -885,7 +885,11 @@ namespace build
   static target*
   derived_factory (const target_type& t, dir_path d, string n, const string* e)
   {
-    target* r (t.base->factory (*t.base, move (d), move (n), e));
+    // Pass our type to the base factory so that it can detect that it is
+    // being called to construct a derived target. This can be used, for
+    // example, to decide whether to "link up" to the group.
+    //
+    target* r (t.base->factory (t, move (d), move (n), e));
     r->derived_type = &t;
     return r;
   }
-- 
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