fixes #575

tests/run/tobjasgn.nim

@@ -0,0 +1,39 @@
+discard """
+  output: '''0
+pre test a:test b:1 c:2 haha:3
+assignment test a:test b:1 c:2 haha:3
+'''
+"""
+
+type TSomeObj = object of TObject
+  Variable: int
+ 
+var a = TSomeObj()
+ 
+echo a.Variable.`$`
+
+# bug #575
+
+type
+  Something = object of Tobject
+    a: string
+    b, c: int32
+
+type
+  Other = object of Something
+    haha: int
+
+proc `$`(x: Other): string =
+  result = "a:" & x.a & " b:" & $x.b & " c:" & $x.c & " haha:" & $x.haha
+
+var
+  t: Other
+
+t.a = "test"
+t.b = 1
+t.c = 2
+t.haha = 3
+
+echo "pre test ", $t
+var x = t
+echo "assignment test ", x