On Tuesday, March 31, 2020 at 8:02:48 PM UTC-4, John H Palmieri wrote:
>
> [...] 
>
kiwisolver fails to build. For some reason, something in the build process 
> thinks that "-sdk" is a good flag to add to "g++":
>
>     g++ -sdk macosx clang -bundle -undefined dynamic_lookup 
> -L/Users/palmieri/Desktop/Sage_stuff/sage_builds/TESTING/png/sage-9.1.beta9/local/lib
>  
> -Wl,-rpath,/Users/palmieri/Desktop/Sage_stuff/sage_builds/TESTING/png/sage-9.1.beta9/local/lib
>  
> build/temp.macosx-10.14-x86_64-3.7/py/kiwisolver.o 
> build/temp.macosx-10.14-x86_64-3.7/py/constraint.o 
> build/temp.macosx-10.14-x86_64-3.7/py/expression.o 
> build/temp.macosx-10.14-x86_64-3.7/py/solver.o 
> build/temp.macosx-10.14-x86_64-3.7/py/strength.o 
> build/temp.macosx-10.14-x86_64-3.7/py/term.o 
> build/temp.macosx-10.14-x86_64-3.7/py/variable.o -o 
> build/lib.macosx-10.14-x86_64-3.7/kiwisolver.cpython-37m-darwin.so
>     clang: error: unknown argument: '-sdk'
>     clang: error: no such file or directory: 'macosx'
>     clang: error: no such file or directory: 'clang'
>     error: command 'g++' failed with exit status 1
>
> I didn't see this before, so if I add enough other packages, this problem 
> will somehow resolve itself. This is specific to 9.1.beta9 (i.e., using the 
> system python3): kiwisolver builds with 9.1.beta8 and these homebrew 
> packages.
>

This is https://trac.sagemath.org/ticket/29408


 

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