Re: Do we really need virtual machines?

"Daniel C. Wang" <danwang74@gmail.com>
9 Oct 2004 22:34:17 -0400

          From comp.compilers

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From: "Daniel C. Wang" <danwang74@gmail.com>
Newsgroups: comp.compilers
Date: 9 Oct 2004 22:34:17 -0400
Organization: Compilers Central
References: 04-10-013 04-10-037 04-10-040
Keywords: VM, optimize

Basile Starynkevitch [news] wrote:
{stuff deleted}
> On a vaguely related note, I feel very sorry that JVM or CLR did not
> evolve to incorrporate the few necessary features -notably closures &
> tail recursive calls- to make them really usable for functional
> languages like the ML family or Scheme.
{stuff deleted}


The CLR does contain a tail-call instruction. Unfortunately, this interacts
badly with the stack walking security model. So it doesn't "do the right
thing". However, at least there was an attempt to get it right.


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