From 170573a87f0df749bdb91126c930826ba5329e95 Mon Sep 17 00:00:00 2001
From: Araq <rumpf_a@web.de>
Date: Wed, 29 Jun 2011 19:14:35 +0200
Subject: [PATCH] bugfix: subranges in generics properly detected

---
 compiler/trees.nim | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/compiler/trees.nim b/compiler/trees.nim
index 3c8775b876..76a30e3ac2 100755
--- a/compiler/trees.nim
+++ b/compiler/trees.nim
@@ -141,6 +141,8 @@ proc SwapOperands(op: PNode) =
   op.sons[2] = tmp
 
 proc IsRange*(n: PNode): bool {.inline.} = 
-  result = n.kind == nkInfix and n[0].kind == nkIdent and 
-    n[0].ident.id == ord(wDotDot)
+  if n.kind == nkInfix:
+    if n[0].kind == nkIdent and n[0].ident.id == ord(wDotDot) or
+        n[0].kind == nkSymChoice and n[0][1].sym.name.id == ord(wDotDot):
+      result = true