On Wed, Jan 28, 2026 at 4:54 PM Vincent Delecroix
<[email protected]> wrote:
>
> Hello,
>
> In a clone of 10.9.beta4, I created a fresh conda environment
>
> $ micromamba env create --file environment-3.13-linux.yml --name sage-dev
>
> activated it
>
> $ micromamba activate sage-dev
>
> and tried to build sage in it
>
> (sage-dev)$ pip install --no-build-isolation --editable .
>
> but it failed at Cython compilation (see attached file).
>
> Any idea on how to solve it?
there is an NTL/flint error, did you notice?
Apperently Conda's NTL is non-TLS?
/home/vincent/micromamba/envs/sage-dev/bin/../libexec/gcc/x86_64-conda-linux-gnu/14.3.0/ld:
_ZN3NTL8zz_pInfoE: TLS reference in src/sage/
libs/linbox/linbox_flint_interface.cpython-313-x86_64-linux-gnu.so.p/meson-generated_src_sage_libs_linbox_linbox_flint_interface.pyx.cpp.o
mism
atches non-TLS definition in
/home/vincent/micromamba/envs/sage-dev/lib/libntl.so section .bss
/home/vincent/micromamba/envs/sage-dev/bin/../libexec/gcc/x86_64-conda-linux-gnu/14.3.0/ld:
/home/vincent/micromamba/envs/sage-dev/lib/li
bntl.so: error adding symbols: bad value
collect2: error: ld returned 1 exit status
>
> Best
> Vincent
>
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