Re: Windows 32-bit release build broken when using VS 2019

David Bailes noted the possibility of re-introducing bug #2457, which I
believe may be exactly what you are referring to.  See also
https://github.com/audacity/audacity/pull/750.  - John

On Tue, Mar 16, 2021 at 6:39 PM Leland <[email protected]> wrote:

> Incidentally, this was discussed in a forum topic on March 3rd:
>
>
>
> https://forum.audacityteam.org/viewtopic.php?f=19&t=116165&start=10
>
>
>
> I didn’t run into the problem until today since I don’t do release builds
> very often and it doesn’t happen in Debug builds (intrinsics must be
> disabled in Debug builds).
>
>
>
> *From:* Leland <[email protected]>
> *Sent:* Tuesday, March 16, 2021 5:29 PM
> *To:* [email protected]
> *Subject:* [Audacity-devel] Windows 32-bit release build broken when
> using VS 2019
>
>
>
> This has started happening within the last few days and, near as I can
> tell, is due to an update of VS2019.  The last github action build to work
> was 8 days ago for bug 2688.  It was built using 16.8.3 of VS2019.  The
> last github action build (for a pull request) failed and it was using
> 16.9.0 of VS2019.
>
>
>
> Sample error messages:
>
>
>
> 2021-03-16T06:34:31.4733984Z
> D:\a\audacity\audacity\src\float_cast.h(61,2): error C2169: 'lrint':
> intrinsic function, cannot be defined (compiling source file
> D:\a\audacity\audacity\src\AudioIO.cpp)
> [D:\a\audacity\audacity\build\src\Audacity.vcxproj]
>
> 2021-03-16T06:34:31.4735494Z
> D:\a\audacity\audacity\src\float_cast.h(73,2): error C2169: 'lrintf':
> intrinsic function, cannot be defined (compiling source file
> D:\a\audacity\audacity\src\AudioIO.cpp)
> [D:\a\audacity\audacity\build\src\Audacity.vcxproj]
>
>
>
> So the knee-jerk reaction is to simply stop using our versions of the
> various “rint()” functions.  I tried that a while back and our performance
> tanked. So, I just it a try again:
>
>
>
> With 16.9.2 and our “rint” functions removed, exporting a 2 hour projects
> to WAV takes 2 minutes 34!  Using the last github build that worked (VS
> 16.8.3) which is using our versions of the “rint” functions takes a mere 17
> seconds.
>
>
>
> I’m still looking for a better solution than just trashing our “rint”
> functions and whether the VS 16.8 vs is VS 16.9 is causing the problem.
>
>
>
> I bring this up because you know folks are going to start building with
> 16.9 since it’s the latest downloadable from Microsort.
>
>
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>

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