=== modified file 'pkgcore_checks/repo_metadata.py'
--- pkgcore_checks/repo_metadata.py	2007-12-14 15:22:12 +0000
+++ pkgcore_checks/repo_metadata.py	2008-03-18 04:35:53 +0000
@@ -108,7 +108,7 @@
 
     def feed(self, pkg, reporter):
         if self.flags:
-            self.flags.difference_update(pkg.iuse)
+            self.flags.difference_update(self.iuse_handler.iuse_strip(pkg.iuse))
 
     def finish(self, reporter):
         if self.flags: