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'tonumber': base must be a number
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@ -1,5 +1,5 @@
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/*
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** $Id: lbaselib.c,v 1.277 2013/05/16 18:35:57 roberto Exp roberto $
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** $Id: lbaselib.c,v 1.278 2013/07/05 14:35:49 roberto Exp roberto $
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** Basic library
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** See Copyright Notice in lua.h
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*/
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@ -87,7 +87,7 @@ static int luaB_tonumber (lua_State *L) {
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size_t l;
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const char *s;
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lua_Integer n;
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int base = lua_tointeger(L, 2);
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int base = luaL_checkint(L, 2);
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luaL_checktype(L, 1, LUA_TSTRING); /* before 'luaL_checklstring'! */
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s = luaL_checklstring(L, 1, &l);
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luaL_argcheck(L, 2 <= base && base <= 36, 2, "base out of range");
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