From f7cfd4eb4163da69f9fbb1d756e91cdf0307756a Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Thu, 4 Apr 2019 16:17:50 +0300
Subject: Fix superfluous recompilation due to bug in depdb touch logic

---
 build2/depdb.cxx | 1 +
 1 file changed, 1 insertion(+)

diff --git a/build2/depdb.cxx b/build2/depdb.cxx
index 605ceb4..607e85a 100644
--- a/build2/depdb.cxx
+++ b/build2/depdb.cxx
@@ -312,6 +312,7 @@ namespace build2
       // descriptor. Or it might be slower since so far we've only been
       // reading.
       //
+      pos_ = buf_->tellg ();         // The last line is accepted.
       change (false /* truncate */); // Write end marker below.
     }
     else if (state_ != state::write)
-- 
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