From 02cf019ab63e1be23c0a4856b6591e1c41d57f4e Mon Sep 17 00:00:00 2001
From: Dominik Picheta <dominikpicheta@googlemail.com>
Date: Tue, 11 Feb 2014 23:50:09 +0000
Subject: [PATCH] Fixes macros.len crashing on nodes which lack the sons field.

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

diff --git a/compiler/vm.nim b/compiler/vm.nim
index 10ac7aaafa..81e7120472 100644
--- a/compiler/vm.nim
+++ b/compiler/vm.nim
@@ -441,7 +441,7 @@ proc rawExecute(c: PCtx, start: int, tos: PStackFrame): PNode =
       decodeBImm(nkIntLit)
       #assert regs[rb].kind == nkBracket
       # also used by mNLen:
-      regs[ra].intVal = regs[rb].skipMeta.len - imm
+      regs[ra].intVal = regs[rb].skipMeta.safeLen - imm
     of opcLenStr:
       decodeBImm(nkIntLit)
       if regs[rb].kind == nkNilLit: