From 8b98a6b3fae40487ac529a7118865df6a71159ee Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Sat, 22 Jul 2017 17:43:09 +0200
Subject: Implement detection of ignorable changes (whitespaces, comments)

---
 build2/algorithm.hxx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'build2/algorithm.hxx')

diff --git a/build2/algorithm.hxx b/build2/algorithm.hxx
index 5b52069..aef72cb 100644
--- a/build2/algorithm.hxx
+++ b/build2/algorithm.hxx
@@ -332,7 +332,7 @@ namespace build2
   // Note that because we use mtime, this function should normally only be
   // used in the perform_update action (which is straight).
   //
-  using prerequisite_filter = function<bool (const target&)>;
+  using prerequisite_filter = function<bool (const target&, size_t pos)>;
 
   optional<target_state>
   execute_prerequisites (action, const target&,
-- 
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