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From: Andreas Schwab <schwab@linux-m68k.org>
To: Chris Gregory <czipperz@gmail.com>
Cc: monnier@iro.umontreal.ca, emacs-devel@gnu.org
Subject: Re: Simplify internal_catch()
Date: Wed, 28 Dec 2016 09:48:14 +0100	[thread overview]
Message-ID: <m2o9zwv3qp.fsf@linux-m68k.org> (raw)
In-Reply-To: <87bmvwlfzo.fsf@gmail.com> (Chris Gregory's message of "Wed, 28 Dec 2016 00:33:47 -0600")

On Dez 28 2016, Chris Gregory <czipperz@gmail.com> wrote:

> +  Lisp_Object val = (sys_setjmp (c->jmp)
> +                     /* Call FUNC */
> +                     ? func (arg)
> +                     /* Throw works by a longjmp that comes here,
> +                        setting this side */
> +                     : handlerlist->val);

setjmp is very special, it can only be used in the entire controlling
expression of a selection or iteration statement.

Andreas.

-- 
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
"And now for something completely different."



  reply	other threads:[~2016-12-28  8:48 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-12-28  6:33 Simplify internal_catch() Chris Gregory
2016-12-28  8:48 ` Andreas Schwab [this message]
2016-12-28 16:45 ` Stefan Monnier
2016-12-28 19:24   ` Paul Eggert
2016-12-28 19:28     ` Stefan Monnier
2016-12-31 21:29       ` Paul Eggert
  -- strict thread matches above, loose matches on Subject: below --
2016-12-28  7:34 [no subject] Chris Gregory
2016-12-28  7:42 ` Simplify internal_catch () Paul Eggert
2016-12-28  1:54 Simplify internal_catch() Chris Gregory
2016-12-28  2:50 ` Stefan Monnier

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