From d4a8bde6174791dd9d5085b22b4dc6d86e2c0437 Mon Sep 17 00:00:00 2001
From: Araq <rumpf_a@web.de>
Date: Thu, 26 Feb 2015 02:05:12 +0100
Subject: [PATCH] added a comment

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

diff --git a/compiler/sigmatch.nim b/compiler/sigmatch.nim
index 8cea86db59..90d889eb01 100644
--- a/compiler/sigmatch.nim
+++ b/compiler/sigmatch.nim
@@ -158,7 +158,7 @@ proc sumGeneric(t: PType): int =
       for i in 0 .. <t.len: result += t.sons[i].sumGeneric
       break
     of tyProc:
-      # proc matche proc better than 'stmt' to disambiguate 'spawn'
+      # proc matches proc better than 'stmt' to disambiguate 'spawn'
       return 1
     of tyGenericParam, tyExpr, tyStatic, tyStmt, tyTypeDesc: break
     else: return 0
@@ -865,8 +865,8 @@ proc typeRel(c: var TCandidate, f, aOrig: PType, doBind = true): TTypeRelation =
         result = typeRel(c, ff, aa)
         if result == isNone: return        
         if ff.kind == tyRange and result != isEqual: return isNone
-
       result = isGeneric
+      # XXX See bug #2220. A[int] should match A[int] better than some generic X
     else:
       result = typeRel(c, lastSon(f), a)