GNU bug report logs - #48344
Problem with native-compilation

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From: Konrad Podczeck <konrad.podczeck <at> univie.ac.at>
To: Stephen Berman <stephen.berman <at> gmx.net>
Cc: 48344 <at> debbugs.gnu.org
Subject: bug#48344: Problem with native-compilation
Date: Tue, 11 May 2021 21:21:31 +0200

Thanks for your reply. However, I could not find anything helpful on the webpages you gave me. So I followed this:
 
> Please report the issue to your distribution if libgccjit was installed through
> that.

In any case, I find it contradictory that the compilation  of Emacs reports on the one hand "checking libgccjit.h usability… yes,” and on the other hand "Installed libgccjit has failed passing the smoke test."

> Am 11.05.2021 um 13:21 schrieb Stephen Berman <stephen.berman <at> gmx.net>:
> 
> On Tue, 11 May 2021 13:11:10 +0200 Konrad Podczeck <konrad.podczeck <at> univie.ac.at> wrote:
> 
>> I installed libgccjit from homebrew on the latest MacOS.
>> 
>> Using the option --with-native-compilation to build Emacs, during the configure phase I got:
>> 
>> checking libgccjit.h usability... yes
>> checking libgccjit.h presence... yes
>> checking for libgccjit.h... yes
>> configure: error: Installed libgccjit has failed passing the smoke test.
>> 
>> “usabilty” yes, but then “failed” some test, look contradictory.
>> What is the “smoke test”?
> 
> https://en.wikipedia.org/wiki/Smoke_testing_%28software%29
> 
>>                          There is no hint in any of the docs coming with Emacs.
> 
> The complete error message in the configure file is this:
> 
> "Installed libgccjit has failed passing the smoke test.
> You can verify it yourself compiling:
> <https://gcc.gnu.org/onlinedocs/jit/intro/tutorial01.html>.
> Please report the issue to your distribution if libgccjit was installed through
> that.
> Here instructions on how to compile and install libgccjit from source:
> <https://gcc.gnu.org/wiki/JIT>."
> 
> (I haven't yet tried building --with-native-compilation so I don't know
> if the configure output shows the complete message.)
> 
> Steve Berman

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