From 85bcc14f7f98afc913e729ab4e9f53f7b9ed40bb Mon Sep 17 00:00:00 2001
From: Araq <rumpf_a@web.de>
Date: Sun, 26 Apr 2015 22:36:43 +0200
Subject: [PATCH] fixes #2607

---
 compiler/semtypes.nim | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/compiler/semtypes.nim b/compiler/semtypes.nim
index 304fe6d148..8c7bd7243f 100644
--- a/compiler/semtypes.nim
+++ b/compiler/semtypes.nim
@@ -629,7 +629,7 @@ proc skipGenericInvocation(t: PType): PType {.inline.} =
   result = t
   if result.kind == tyGenericInvocation:
     result = result.sons[0]
-  if result.kind == tyGenericBody:
+  while result.kind in {tyGenericInst, tyGenericBody}:
     result = lastSon(result)
 
 proc addInheritedFields(c: PContext, check: var IntSet, pos: var int,