Fix a typo bug.
@@ -360,7 +360,7 @@ class CollectPortProperties(object):
if not node.direction or node.direction == "in":
ips += query(block, kind=ast.InternalInPort, maxdepth=2, attributes={'port':node.port})
if not node.direction or node.direction == "out":
- ips = query(block, kind=ast.InternalOutPort, maxdepth=2, attributes={'port':node.port})
+ ips += query(block, kind=ast.InternalOutPort, maxdepth=2, attributes={'port':node.port})
if len(ips) != 1:
raise Exception("Ambiugous port names not resolved")
port = ips[0]
