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Re: please review new branch feature/byte-unwind-protect
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From: |
John Wiegley |
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Subject: |
Re: please review new branch feature/byte-unwind-protect |
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Date: |
Tue, 23 Jan 2018 00:47:57 -0800 |
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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
change?
Thanks,
--
John Wiegley GPG fingerprint = 4710 CF98 AF9B 327B B80F
http://newartisans.com 60E1 46C4 BD1A 7AC1 4BA2