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Re: [feature/native-comp] breakage on build


From: Phillip Lord
Subject: Re: [feature/native-comp] breakage on build
Date: Mon, 08 Feb 2021 14:47:14 +0000
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux)

Andrea Corallo <akrl@sdf.org> writes:

> Phillip Lord <phillip.lord@russet.org.uk> writes:
>
>> Andrea Corallo <akrl@sdf.org> writes:
>>
>>> Phillip Lord <phillip.lord@russet.org.uk> writes:
>>>
>>> Yes, libgccjit is not needed for loading elns.  There might be some minors 
>>> to
>>> look at as I've never tested this configuration but should be no
>>> problem.
>>
>>
>> For an Emacs compiled --with-nativecomp, how do I stop it attempting to
>> native compile?
>
> `comp-deferred-compilation'
>
> But I was wrong there's another issue.  If we can't compile we cannot
> synthesize trampolines, as a consequence we can't redefine or advice
> primitive functions reliably... Sorry


I didn't think we could do this anyway. I guess this means that
native-compiled lisp to primitive adviced functions will skip the
advice? So, that would be a change from the current situation where
C calls to C functions don't get adviced, but lisp calls to C functions
do.

Phil



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