Re: fixing AC_OPENMP for Apple clang

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On Mon, Mar 02, 2026 at 09:45:35PM +0200, Andrew W. Nosenko wrote:
>=20
> Does modern Xcode includes libomp =E2=80=9Cout of the box=E2=80=9D or it =
need to be built
> separately from Homebrew/MacPorts/Git? (I have access to Catalina bot not
> to more modern version, and on Catalina it doesn=E2=80=99t)
No, Xcode has no libomp. But Homebrew has a libomp package:=20
https://formulae.brew.sh/formula/libomp

It's also provided by R Project:
https://mac.r-project.org/openmp/

And, yes, naturally, one can build libomp as a part of the llvm
installation.


HTH
Dima


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