From 53f8c12cb587d0500ce6b2f1bb67e186cea610f1 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Tue, 12 Jul 2016 15:51:35 +0200
Subject: Get src_root value if we have already bootstrapped this project

This fixes a core dump in out-of-source 'clean update' run.
---
 build2/b.cxx | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'build2/b.cxx')

diff --git a/build2/b.cxx b/build2/b.cxx
index 6138f6c..8c488df 100644
--- a/build2/b.cxx
+++ b/build2/b.cxx
@@ -526,6 +526,8 @@ main (int argc, char* argv[])
             //
             bootstrapped = bootstrap_src (rs);
           }
+          else if (src_root.empty ())
+            src_root = rs.src_path ();
 
           // At this stage we should have both roots and out_base figured
           // out. If src_base is still undetermined, calculate it.
-- 
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