[Scons-users] Compiling with Scons on Mac arm64

[Bill Deegan]

Paola,

We need more information.
Which version of Python, SCons, xcode?

Can you provide a toy project in github to reproduce this issue?

Then we can see directly your SCons usage and help resolve the issue.

-Bill

On Tue, Feb 1, 2022 at 9:36 AM Paola Ferrario <paola.ferrario at dipc.org>
wrote:

> Hi all!
> I’m having a problem compiling my C++ application using Scons on a Mac
> with M1 processor.
> Specifically, it seems that it tries to compile for a x86_64 architecture,
> since I see a lot of warnings such as
> "warning: ignoring file ..., building for macOS-x86_64 but attempting to
> link with file built for macOS-arm64”
> when linking to third-party libraries, correctly compiled in the arm64
> architecture. After the warnings, the compilation ends with error
> “ld: symbol(s) not found for architecture x86_64”
>
> I was wondering if there is a flag I can pass to the compiler to specify
> the architecture. I’ve tried with
>
> -arch=arm64
>
> but it doesn’t work.
> What should I do?
>
> Thank you and best regards
>
> Paola
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