Subject: Fix stack overflow in vararg functions
From: Enrico Tassi <[email-masked]>
Date: Tue, 26 Aug 2014 16:20:55 +0200

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

--- a/src/ldo.c
+++ b/src/ldo.c
@@ -274,7 +274,7 @@ int luaD_precall (lua_State *L, StkId fu
     CallInfo *ci;
     StkId st, base;
     Proto *p = cl->p;
-    luaD_checkstack(L, p->maxstacksize);
+    luaD_checkstack(L, p->maxstacksize + p->numparams);
     func = restorestack(L, funcr);
     if (!p->is_vararg) {  /* no varargs? */
       base = func + 1;