From 64e74cf4848d9a53074916b5705713855ab755db Mon Sep 17 00:00:00 2001
From: Araq <rumpf_a@web.de>
Date: Wed, 2 Nov 2011 19:47:33 +0100
Subject: [PATCH] bugfix: code gen for constant sequences

---
 compiler/ccgexprs.nim | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/compiler/ccgexprs.nim b/compiler/ccgexprs.nim
index c9be31830..c0da213c7 100755
--- a/compiler/ccgexprs.nim
+++ b/compiler/ccgexprs.nim
@@ -1874,8 +1874,13 @@ proc genConstSimpleList(p: BProc, n: PNode): PRope =
 
 proc genConstSeq(p: BProc, n: PNode, t: PType): PRope =
   var data = ropef("{{$1, $1}", n.len.toRope)
-  for i in countup(0, n.len - 1):
-    appf(data, ",$1$n", [genConstExpr(p, n.sons[i])])
+  if n.len > 0: 
+    # array part needs extra curlies:
+    data.app(", {")
+    for i in countup(0, n.len - 1):
+      if i > 0: data.appf(",$n")
+      data.app genConstExpr(p, n.sons[i])
+    data.app("}")
   data.app("}")
   
   inc(gBackendId)