Carlo Zancanaro <carlo@zancanaro.id.au> writes:

> It looks like `guix package -u` compares the version of the 
> package, and only updates if the package's version has changed 
> (and even then, only if it has increased). This means that if a 
> package's inputs (and thus its store hash) have changed, but its 
> version has not, the version left in the profile will have 
> outdated inputs, which can conflict if they are propagated. So 
> `guix package -u` doesn't fix this problem.
>
> `guix package -i`, on the other hand, just installs whatever it's 
> told to, so it will install the same package at the same version, 
> but with updated inputs. Then all the propagated inputs end up 
> being the same, so there is no conflict.

I didn't know that! O.o
Is this documented in the manual?

-- 
Pierre Neidhardt
https://ambrevar.xyz/