Disable backtracking in the depgraph constructor call when appropriate.

svn path=/main/trunk/; revision=14853

diff --git a/pym/_emerge/depgraph.py b/pym/_emerge/depgraph.py
index ed4ffada7b86d5e92c65d29c54d33841980ad554..fa4b1079b22f6f547bc24d70670e27815f3974fe 100644 (file)
--- a/pym/_emerge/depgraph.py
+++ b/pym/_emerge/depgraph.py
@@ -5419,7 +5419,7 @@ def _backtrack_depgraph(settings, trees, myopts, myparams,
 
        backtrack_max = myopts.get('--backtrack', 5)
        runtime_pkg_mask = None
-       allow_backtracking = True
+       allow_backtracking = backtrack_max > 0
        backtracked = 0
        frozen_config = _frozen_depgraph_config(settings, trees,
                myopts, spinner)