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detail (avoid "casting down" in case lua_Integer is smaller than int)

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Roberto Ierusalimschy 2014-04-12 11:43:50 -03:00
parent 218f358461
commit b390d7c168
1 changed files with 2 additions and 2 deletions
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4
ltablib.c
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@ -1,5 +1,5 @@
/*
** $Id: ltablib.c,v 1.67 2014/04/01 18:50:34 roberto Exp roberto $
** $Id: ltablib.c,v 1.68 2014/04/04 16:38:11 roberto Exp roberto $
** Library for Table Manipulation
** See Copyright Notice in lua.h
*/
@ -142,7 +142,7 @@ static int unpack (lua_State *L) {
e = luaL_opt(L, luaL_checkinteger, 3, luaL_len(L, 1));
if (i > e) return 0; /* empty range */
n = (lua_Unsigned)e - i; /* number of elements minus 1 (avoid overflows) */
if (n >= (lua_Unsigned)INT_MAX || !lua_checkstack(L, ++n))
if (n >= (unsigned int)INT_MAX || !lua_checkstack(L, ++n))
return luaL_error(L, "too many results to unpack");
do { /* must have at least one element */
lua_rawgeti(L, 1, i); /* push arg[i..e] */