Use a frozenset for use inside binarytree._eval_use_flags().

svn path=/main/trunk/; revision=15407

diff --git a/pym/portage/dbapi/bintree.py b/pym/portage/dbapi/bintree.py
index ce162fccb0e08d120ace2f207cbf8f437903d110..4420b728b26cab26de79391e01844553b0d3c10f 100644 (file)
--- a/pym/portage/dbapi/bintree.py
+++ b/pym/portage/dbapi/bintree.py
@@ -1046,7 +1046,7 @@ class binarytree(object):
                return False
 
        def _eval_use_flags(self, cpv, metadata):
-               use = metadata["USE"].split()
+               use = frozenset(metadata["USE"].split())
                raw_use = use
                iuse = set(f.lstrip("-+") for f in metadata["IUSE"].split())
                use = [f for f in use if f in iuse]