Try to avoid downgrade due to unsat REQUIRED_USE.

diff --git a/pym/_emerge/depgraph.py b/pym/_emerge/depgraph.py
index 2ab027cfac5277587a2d30d846d06e9ceeb34560..badbb506dd612a3a50de8a5124bf3e7f348ca93d 100644 (file)
--- a/pym/_emerge/depgraph.py
+++ b/pym/_emerge/depgraph.py
@@ -3043,6 +3043,7 @@ class depgraph(object):
                                                        del e
                                                        continue
                                                if not required_use_is_sat:
+                                                       packages_with_invalid_use_config.append(pkg)
                                                        continue
 
                                        if pkg.cp == atom_cp: