From: Xavier Leroy <Xavier.Leroy@inria.fr>
To: "Michael Sperber [Mr. Preprocessor]"
<sperber@informatik.uni-tuebingen.de>,
caml-list@inria.fr
Subject: Re: Compiler internals question
Date: Sat, 4 Jul 1998 14:47:31 +0200 [thread overview]
Message-ID: <19980704144731.05211@pauillac.inria.fr> (raw)
In-Reply-To: <y9lbtr8lji5.fsf@brabantio.informatik.uni-tuebingen.de>; from Michael Sperber [Mr. Preprocessor] on Thu, Jul 02, 1998 at 10:55:30AM +0200
> (catch
> (let (match/51 (apply (global f/49g) 5))
> (catch
> (switch match/51
> case tag 1:
> (let (match/52 (field 0 match/51) match/53 (field 1 match/51)) 17))
> with exit))
> with (raise (makeblock 0 (global Match_failure/12g) [0: "" 0 28])))
>
> Does the inner "catch" serve any purpose or is it redundant?
It is redundant. A latter pass (the translation from Lambda to
bytecode) will remove it by applying the equivalence (catch e with exit) == e.
- Xavier Leroy
prev parent reply other threads:[~1998-07-06 16:56 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
1998-07-02 8:55 Michael Sperber [Mr. Preprocessor]
1998-07-04 12:47 ` Xavier Leroy [this message]
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