lua-users home
lua-l archive

[Date Prev][Date Next][Thread Prev][Thread Next] [Date Index] [Thread Index]

On Thu, Nov 10, 2011 at 5:58 PM, Petite Abeille
<> wrote:
> On Nov 10, 2011, at 6:20 PM, Peter Cawley wrote:
>> It is also impossible to write setfenv in 5.2 in such a way as to work
>> with bytecode chunks whose debug information has been stripped.
> Why? _ENV is always the first upvalue, no? No need to look it up by name, no? Its position will suffice, no?

Only for top-level chunks. Functions within them can have _ENV at any
position, or not at all.