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List:       lua-l
Subject:    Re: bug report: LUA compiler glitch
From:       Mike Pall <mikelu-1108 () mike ! de>
Date:       2011-08-10 8:20:58
Message-ID: 20110810082058.GA2122 () mike ! de
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David Kastrup wrote:
> Mike Pall <mikelu-1108@mike.de> writes:
> > Actually both. The parallel assignment statement only guarantees
> > that all expressions on the right-hand side are evaluated *before*
> > any of the assignments are made.
> 
> Well, what about left-hand evaluations?
> 
> i, a[i] = 1, 2
> 
> a[i] = (function () i = i+1 end)()

See Roberto's statement: "evaluation order is undefined"

I've left out a discussion of LHS evaluations to not complicate
the matter any further.

--Mike

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