Only apply non-default params logic prior to the star (fixes #161)

test/normalizer_issue_files/allowed_syntax.py

@@ -46,6 +46,28 @@ def x(b=a):
     global a
 
 
+def x(*args, c=2, d):
+    pass
+
+
+def x(*, c=2, d):
+    pass
+
+
+def x(a, b=1, *args, c=2, d):
+    pass
+
+
+def x(a, b=1, *, c=2, d):
+    pass
+
+
+lambda *args, c=2, d: (c, d)
+lambda *, c=2, d: (c, d)
+lambda a, b=1, *args, c=2, d: (c, d)
+lambda a, b=1, *, c=2, d: (c, d)
+
+
 *foo, a = (1,)
 *foo[0], a = (1,)
 *[], a = (1,)