bug#35321: [PATCH] * src/bytecode.c (exec_byte_code) Unroll Blist3 and Blist4

[Alex Gramiak]

Eli Zaretskii <eliz@gnu.org> writes:

>> From: Alex Gramiak <agrambot@gmail.com>
>> Date: Fri, 19 Apr 2019 08:41:43 -0600
>> 
>> Hopefully someone with experience in the byte compiler can affirm that
>> this is okay. It passes make check for me (outside of 1 flymake error
>> that occurs in master as well).
>
> Does this produce any tangible performance gains?

It seems to be within error. I was just in the byte compiler recently
and saw that Blist3/4 don't use list3/4 like Blist2 uses list2. If
you're worried about touching older code for little gain, then I guess
it's safer to leave it alone.