[petsc-users] A problem with MatFDColoringSetFunction
Barry Smith
bsmith at petsc.dev
Tue Jan 11 23:33:44 CST 2022
> On Jan 11, 2022, at 8:04 PM, Jed Brown <jed at jedbrown.org> wrote:
>
> Barry Smith <bsmith at petsc.dev> writes:
>
>> Thanks for the alternative.
>>
>> @jed does this mean we need to do our casting of functions like this everywhere?
>
> Whenever our interfaces accept a function with a non-unique prototype, the interface should take void(*)(void) instead of PetscErrorCode(*)(void).
Great. I didn't realise when I did the initial PetscErrorCode(*)(void). that void(*)(void) was a special portable castable function prototype I have made an issue.
>
> I think we should also be a bit more judicious about where we absolutely need this hack.
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