Julien Lepiller <julien@lepiller.eu> writes:

>>By the way, this looks like a bug:
>>
>>--8<---------------cut here---------------start------------->8---
>>> guix refresh -l llvm
>>Building the following package would ensure 3 dependent packages are
>>rebuilt: clang-toolchain@10.0.0
>>--8<---------------cut here---------------end--------------->8---
>>
>>Why is only 1 package displayed?
>
> Because these are the dependants for llvm@10, but the default llvm is llvm@9:
>
> guix refresh -l llvm@9
> Building the following 1180 packages would ensure 2092 lependent packages are rebuilt: …

This does not explain why it says "3 dependent packages" but lists only
one! :)

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