GNU bug report logs - #53227
master: Wrong error message with M-: (funcall).

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From: Stefan Monnier <monnier <at> iro.umontreal.ca>
To: Andreas Schwab <schwab <at> linux-m68k.org>
Cc: 53227 <at> debbugs.gnu.org, acm <at> muc.de, larsi <at> gnus.org, rpluim <at> gmail.com
Subject: bug#53227: master: Wrong error message with M-: (funcall).
Date: Fri, 14 Jan 2022 12:22:18 -0500

> You mean this?
>
> @@ -534,16 +534,14 @@ byte code for macroexp--expand-all:
>  431	stack-ref 3
>  432	call	  2
>  433	return	  
> -434:28	stack-ref 2
> -435	stack-ref 5
> -436	stack-ref 3
> -437	call	  2
> -438	return	  
> -439:29	stack-ref 1
> -440	stack-ref 4
> -441	stack-ref 2
> -442	call	  2
> -443	return	  
> -444:30	stack-ref 2
> -445	car-safe  
> -446	return	  
> +434:28	stack-ref 4
> +435	car-safe  
> +436	return	  
> +437:29	stack-ref 1
> +438	stack-ref 4
> +439	stack-ref 2
> +440	call	  2
> +441	return	  
> +442:30	stack-ref 2
> +443	car-safe  
> +444	return	  

Hmm... indeed a few of the other patterns, such as:

      (`(,(and fun `(lambda . ,_)) . ,args)

already prevent the optimization I was aiming for :-(


        Stefan

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