diff options
-rw-r--r-- | pym/emerge/__init__.py | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/pym/emerge/__init__.py b/pym/emerge/__init__.py index 96bad6761..6d3993266 100644 --- a/pym/emerge/__init__.py +++ b/pym/emerge/__init__.py @@ -2025,8 +2025,18 @@ class depgraph: # output, so it's disabled in reversed mode. selected_nodes = nodes else: - # Only pop one node for optimal merge order. - selected_nodes = [nodes[0]] + # For optimal merge order: + # * Only pop one node. + # * Removing a root node (node without a parent) + # will not produce a leaf node, so avoid it. + for node in nodes: + if mygraph.parent_nodes(node): + # found a non-root node + selected_nodes = [node] + break + if not selected_nodes: + # settle for a root node + selected_nodes = [nodes[0]] else: """Recursively gather a group of nodes that RDEPEND on eachother. This ensures that they are merged as a group |