GNU bug report logs - #34757
Invalid bytecode from byte compiler

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Package: emacs;

Reported by: chuntaro <chuntaro <at> sakura-games.jp>

Date: Tue, 5 Mar 2019 15:30:02 UTC

Severity: normal

Done: Stefan Monnier <monnier <at> iro.umontreal.ca>

Bug is archived. No further changes may be made.

Full log

Message #8 received at 34757 <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: chuntaro <chuntaro <at> sakura-games.jp>
Cc: 34757 <at> debbugs.gnu.org
Subject: Re: bug#34757: Invalid bytecode from byte compiler
Date: Fri, 08 Mar 2019 15:18:31 +0200

> From: chuntaro <chuntaro <at> sakura-games.jp>
> Date: Tue, 5 Mar 2019 17:01:00 +0900
> 
> Invalid bytecode is output and error occurs when executed.
> 
> Byte compile the following code.
> 
> bug.el
> ----------------------------------------------------------------
> ;;; -*- lexical-binding: t; -*-
> 
> (let ((a 2))
>   (print 1)
>   (setq a 1))
> ----------------------------------------------------------------
> 
> $ emacs --batch -f batch-byte-compile bug.el
> 
> bug.elc
> ----------------------------------------------------------------
> ;ELC
> ...
> ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
> ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
> 
> 
> (funcall 2 'print 1)
> 1
> ----------------------------------------------------------------
> 
> $ emacs --batch -l bug.elc
> Invalid function: 2

Why is that a problem?  The Lisp code is invalid, and the error
message says that much.
This bug report was last modified 5 years and 297 days ago.

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