GNU bug report logs - #46818
leim bootstrap: Variable binding depth exceeds max-specpdl-size

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Stefan Monnier <monnier <at> iro.umontreal.ca>
Cc: contovob <at> tcd.ie, rgm <at> gnu.org, 46818 <at> debbugs.gnu.org
Subject: bug#46818: leim bootstrap: Variable binding depth exceeds max-specpdl-size
Date: Sun, 28 Feb 2021 05:42:27 +0200

> From: Stefan Monnier <monnier <at> iro.umontreal.ca>
> Date: Sat, 27 Feb 2021 19:02:13 -0500
> Cc: Glenn Morris <rgm <at> gnu.org>, 46818 <at> debbugs.gnu.org
> 
> Then again, I had to increase max_specpdl_size from 1600 to 1740 to get
> past that problem, which seems like a higher impact than what I expect
> from this little change in `pcase--if`.
> 
> In any case, rather than bump the pdl limit, I suggest the patch below,
> which completely avoids the need to macroexpand all that code we won't
> be using anyway.

I'd rather increase the pdl limit.  Having code that subtly evades
using our normal machinery sounds a maintenance headache in the long
run.

Thanks.

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