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Re: please review new branch feature/byte-unwind-protect

From: John Wiegley
Subject: Re: please review new branch feature/byte-unwind-protect
Date: Tue, 23 Jan 2018 00:47:57 -0800
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/26.0.91 (darwin)

>>>>> "TT" == Tom Tromey <address@hidden> writes:

TT> I recently wrote a couple of patches to add two new bytecodes to Emacs.
TT> These make it possible to compile unwind-protect without the need to
TT> introduce a closure for the unwind forms.

Hi Tom,

Thanks for these changes. I just want to ask: what motivates them?  Is it
efficiency? Does it enable something you can't achieve otherwise? If the
former, has it been measured? What is the corresponding cost of having this

John Wiegley                  GPG fingerprint = 4710 CF98 AF9B 327B B80F
http://newartisans.com                          60E1 46C4 BD1A 7AC1 4BA2

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