[Lemon-commits] Balazs Dezso: Fix PredMatrixMapPath::empty() (#366)

[Lemon HG]

details:   http://lemon.cs.elte.hu/hg/lemon/rev/1aa7eba26af5
changeset: 971:1aa7eba26af5
user:      Balazs Dezso <deba [at] inf.elte.hu>
date:      Mon Apr 12 13:59:41 2010 +0200
description:
	Fix PredMatrixMapPath::empty() (#366)

diffstat:

 lemon/bits/path_dump.h |  2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diffs (12 lines):

diff --git a/lemon/bits/path_dump.h b/lemon/bits/path_dump.h
--- a/lemon/bits/path_dump.h
+++ b/lemon/bits/path_dump.h
@@ -120,7 +120,7 @@
     }
 
     bool empty() const {
-      return source != target;
+      return predMatrixMap(source, target) == INVALID;
     }
 
     class RevArcIt {