# HG changeset patch
# User Paul Boddie <paul@boddie.org.uk>
# Date 1529858637 -7200
# Node ID cab08f354ecb8b2501074a90da3a8c4724d8c274
# Parent  fc7f612df68dc5d834410e5f025ec3c1a29f3b5d
Fixed alias retrieval for name accesses which had been using the wrong kind of
location to consult the alias index.

diff -r fc7f612df68d -r cab08f354ecb translator.py
--- a/translator.py	Sun Jun 24 18:43:39 2018 +0200
+++ b/translator.py	Sun Jun 24 18:43:57 2018 +0200
@@ -1631,10 +1631,22 @@
         "Return alias references for the given 'name_ref'."
 
         location = name_ref.access_location()
-
-        refs = self.deducer.referenced_objects.get(location)
-        refs = refs or self.deducer.accessor_all_types.get(location)
-        return AliasResult(name_ref, refs or set(), location)
+        accessor_locations = self.deducer.access_index.get(location)
+
+        if not accessor_locations:
+            return None
+
+        refs = set()
+
+        for accessor_location in accessor_locations:
+            alias_refs = self.deducer.referenced_objects.get(accessor_location)
+            if alias_refs:
+                refs.update(alias_refs)
+
+        if refs:
+            return AliasResult(name_ref, refs, location)
+        else:
+            return None
 
     def make_volatile(self, name):