From 7405278138f4e76d5e6278b3ed25f953ba9260e1 Mon Sep 17 00:00:00 2001
From: Araq <rumpf_a@web.de>
Date: Sat, 7 Jan 2012 20:03:41 +0100
Subject: bugfix: type alias to generic; generic type not stripped away from
 for loop variable

---
 compiler/semstmts.nim | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'compiler/semstmts.nim')

diff --git a/compiler/semstmts.nim b/compiler/semstmts.nim
index fdb2bfe36..52a3853f2 100755
--- a/compiler/semstmts.nim
+++ b/compiler/semstmts.nim
@@ -417,7 +417,10 @@ proc semFor(c: PContext, n: PNode): PNode =
     if iter.kind != tyTuple or length == 3: 
       if length != 3: GlobalError(n.info, errWrongNumberOfVariables)
       var v = newSymS(skForVar, n.sons[0], c)
-      v.typ = iter
+      # BUGFIX: don't use `iter` here as that would strip away
+      # the ``tyGenericInst``! See ``tests/compile/tgeneric.nim``
+      # for an example:
+      v.typ = n.sons[length-2].typ
       n.sons[0] = newSymNode(v)
       addDecl(c, v)
     else: 
-- 
cgit 1.4.1-2-gfad0