diff options
Diffstat (limited to 'source/luametatex/source/luacore/lua54/src/loslib.c')
| -rw-r--r-- | source/luametatex/source/luacore/lua54/src/loslib.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/source/luametatex/source/luacore/lua54/src/loslib.c b/source/luametatex/source/luacore/lua54/src/loslib.c index 3e20d622b..854dcf691 100644 --- a/source/luametatex/source/luacore/lua54/src/loslib.c +++ b/source/luametatex/source/luacore/lua54/src/loslib.c @@ -260,9 +260,7 @@ static int getfield (lua_State *L, const char *key, int d, int delta) { res = d; } else { - /* unsigned avoids overflow when lua_Integer has 32 bits */ - if (!(res >= 0 ? (lua_Unsigned)res <= (lua_Unsigned)INT_MAX + delta - : (lua_Integer)INT_MIN + delta <= res)) + if (!(res >= 0 ? res - delta <= INT_MAX : INT_MIN + delta <= res)) return luaL_error(L, "field '%s' is out-of-bound", key); res -= delta; } |