#
#
# patch "lua/ldebug.cc"
#  from [002b1d61fd4c08b09210de8359e231b3492856cb]
#    to [12397d0afadabc35c580b4031b9a1223d7efd02d]
#
============================================================
--- lua/ldebug.cc	002b1d61fd4c08b09210de8359e231b3492856cb
+++ lua/ldebug.cc	12397d0afadabc35c580b4031b9a1223d7efd02d
@@ -563,8 +563,8 @@ void luaG_concaterror (lua_State *L, Stk
 
 
 void luaG_concaterror (lua_State *L, StkId p1, StkId p2) {
-  if (ttisstring(p1)) p1 = p2;
-  lua_assert(!ttisstring(p1));
+  if (ttisstring(p1) || ttisnumber(p1)) p1 = p2;
+  lua_assert(!ttisstring(p1) && !ttisnumber(p1));
   luaG_typeerror(L, p1, "concatenate");
 }