another attempt to make test green again

tests/method/tautonotgeneric.nim

@@ -0,0 +1,24 @@
+discard """
+  output: '''wof!
+wof!'''
+"""
+
+# bug #1659
+type Animal = ref object {.inheritable.}
+type Dog = ref object of Animal
+
+method say(a: Animal): auto {.base.} = "wat!"
+method say(a: Dog): auto = "wof!"
+
+proc saySomething(a: Animal): auto = a.say()
+
+
+method ec(a: Animal): auto {.base.} = echo "wat!"
+method ec(a: Dog): auto = echo "wof!"
+
+proc ech(a: Animal): auto = a.ec()
+
+
+var a = Dog()
+echo saySomething(a)
+ech a