From 6082d76936b8a65380eb7af03b4167d8f0298158 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Thu, 21 Apr 2016 12:18:15 +0200
Subject: Implement short-circuiting to group state

This is necessary to get rid of bogus restarts in inject_prerequisites()
where it think a group member was updated since its state changed from
unknown to (group's) changed.
---
 build2/bin/target.cxx | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'build2/bin')

diff --git a/build2/bin/target.cxx b/build2/bin/target.cxx
index b0ce6d5..6cd5d11 100644
--- a/build2/bin/target.cxx
+++ b/build2/bin/target.cxx
@@ -196,6 +196,8 @@ namespace build2
     {
       // Don't clear prerequisite_targets since it is "given" to our
       // members to implement "library meta-information protocol".
+      //
+      raw_state = target_state::unknown;
     }
 
     static target*
-- 
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