From bb1146dc3986c6f123ed6d85a26694ca8d56f94a Mon Sep 17 00:00:00 2001
From: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date: Fri, 27 Apr 2012 15:59:04 -0300
Subject: wrong error message when 'coroutine.create' or 'coroutine.wrap' are
 called with no arguments (new thread is assumed to be the missing argument).

---
 lcorolib.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/lcorolib.c b/lcorolib.c
index 78eb9e98..d5552047 100644
--- a/lcorolib.c
+++ b/lcorolib.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lcorolib.c,v 1.2 2010/07/02 11:38:13 roberto Exp roberto $
+** $Id: lcorolib.c,v 1.3 2011/08/23 17:24:34 roberto Exp roberto $
 ** Coroutine Library
 ** See Copyright Notice in lua.h
 */
@@ -80,8 +80,9 @@ static int luaB_auxwrap (lua_State *L) {
 
 
 static int luaB_cocreate (lua_State *L) {
-  lua_State *NL = lua_newthread(L);
+  lua_State *NL;
   luaL_checktype(L, 1, LUA_TFUNCTION);
+  NL = lua_newthread(L);
   lua_pushvalue(L, 1);  /* move function to top */
   lua_xmove(L, NL, 1);  /* move function from L to NL */
   return 1;
-- 
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