Date: Thu, 2 Dec 1999 12:13:32 +0100
From: Damien Doligez <Damien.Doligez@inria.fr>
Message-Id: <199912021113.MAA11254@tobago.inria.fr>
To: caml-list@inria.fr
Subject: Re: Why is this not allowed?
>From: Claudio Sacerdoti Coen <sacerdot@students.cs.unibo.it>
[...]
>can you explain me why is this not allowed?
>I can't see a problematic counterexample.
[...]
># let rec id'' = id;;
>This kind of expression is not allowed as right-hand side of `let rec'
Because we don't know how to compile "let rec x = x" or
let rec x = y
and y = x
Moreover, you can just remove the "rec" and it works. It is possible
to implement "let rec var1 = var2", but the usefulness is quite small
compared to the amount of code we would need to write.
-- Damien
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