bug#22304: Build for Julia is not reproducible

[Ludovic Courtès]

Ricardo Wurmus <address@hidden> skribis:

> When building “julia” twice we get different binaries for
>
>   $out/lib/julia/sys.so
>
> and
>
>   $out/lib/julia/sys-debug.so

Apparently there’s no __DATE__ and __TIME__ in the C code.

I would check if the order of object files on the command line that
links those shared objects is always the same.

Ludo’.