Only cache modules if no other module with the same name is known yet, and

only return cached modules if name and filepath match.

1 files changed, 1 insertions, 1 deletions

diff --git a/builder.py b/builder.py
index ef86ce62..b6ceff82 100644
--- a/builder.py
+++ b/builder.py
@@ -145,7 +145,7 @@ class AstroidBuilder(InspectBuilder):
         after a module has been built
         """
         module.file_encoding = encoding
-        self._manager.astroid_cache[module.name] = module
+        self._manager.cache_module(module)
         # post tree building steps after we stored the module in the cache:
         for from_node in module._from_nodes:
             if from_node.modname == '__future__':