diff options
| -rw-r--r-- | pym/_emerge/__init__.py | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/pym/_emerge/__init__.py b/pym/_emerge/__init__.py index 5139c3c43..96f3c2aa9 100644 --- a/pym/_emerge/__init__.py +++ b/pym/_emerge/__init__.py @@ -4494,7 +4494,16 @@ class depgraph(object): existing_node = self._slot_pkg_map[pkg.root].get(pkg.slot_atom) slot_collision = False if existing_node: - if pkg.cpv == existing_node.cpv: + existing_node_matches = pkg.cpv == existing_node.cpv + if existing_node_matches and \ + pkg != existing_node and \ + dep.atom is not None: + # Use package set for matching since it will match via + # PROVIDE when necessary, while match_from_list does not. + atom_set = InternalPackageSet(initial_atoms=[dep.atom]) + if not atom_set.findAtomForPackage(existing_node): + existing_node_matches = False + if existing_node_matches: # The existing node can be reused. if args: for arg in args: |