fixes #33

tests/compile/tgenericrefs.nim

@@ -1,28 +1,26 @@
-discard """
-  disabled: true
-"""
-
-# Compiles:
-
 type 
-  TA[T] = object
   PA[T] = ref TA[T]
+  TA[T] = object
+    field: T
 var a: PA[string]
+new(a)
+a.field = "some string"
 
-# Compiles unless you use var a: PA[string]
-type 
-  PA = ref TA
-  TA[T] = object
+when false:
+  # Compiles unless you use var a: PA[string]
+  type 
+    PA = ref TA
+    TA[T] = object
 
 
-# Cannot instantiate:
-type 
-  TA[T] = object
-    a: PA[T]
-  PA[T] = ref TA[T]
+  # Cannot instantiate:
+  type 
+    TA[T] = object
+      a: PA[T]
+    PA[T] = ref TA[T]
 
-type 
-  PA[T] = ref TA[T]
-  TA[T] = object
+  type 
+    PA[T] = ref TA[T]
+    TA[T] = object