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- Subject: Re: Let's not break existing scripts.
- From: Roberto Ierusalimschy <roberto@...>
- Date: Thu, 10 Nov 2011 15:31:13 -0200
> 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.
Even with debug information it seems impossible to write a setfenv in 5.2
that will be fully compatible with 5.1. (There is a nice implementation
around, but it is too complex for several common cases and yet does not
cover some corner cases.)