Mark H Weaver writes:

> Ricardo Wurmus <ricardo.wurmus@mdc-berlin.de> writes:
>
>> May I suggest adding passing the "DYNAMIC_ARCH=1" flag in openblas
>> instead of propagating non-substitutability to Julia?  When built with
>> "DYNAMIC_ARCH=1" the CPU type can be picked with the environment
>> variable OPENBLAS_CORETYPE=<type>.  If I'm not mistaken this makes
>> substitutions for openblas possible.
>>
>> What do you think?
>
> Yes, we should do this.

Attached is a patch to make openblas substitutable.