From 5e113d0058a3201f88e6f1701050f0e50067bb39 Mon Sep 17 00:00:00 2001
From: Mike Pall <mike>
Date: Wed, 22 Feb 2012 16:26:50 +0100
Subject: Fix argument type in error message for relative arguments.

---
 src/lj_err.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/lj_err.c b/src/lj_err.c
index 4ebef8a0..c1e8c561 100644
--- a/src/lj_err.c
+++ b/src/lj_err.c
@@ -676,7 +676,7 @@ LJ_NOINLINE void lj_err_arg(lua_State *L, int narg, ErrMsg em)
 /* Typecheck error for arguments. */
 LJ_NOINLINE void lj_err_argtype(lua_State *L, int narg, const char *xname)
 {
-  TValue *o = L->base + narg-1;
+  TValue *o = narg < 0 ? L->top + narg : L->base + narg-1;
   const char *tname = o < L->top ? typename(o) : lj_obj_typename[0];
   const char *msg = lj_str_pushf(L, err2msg(LJ_ERR_BADTYPE), xname, tname);
   err_argmsg(L, narg, msg);
-- 
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