bug#24886: Why is die "doc" output downloaded when building this package?

Hi, (Adding a bug at bug-guix@gnu.org.) Hartmut Goebel skribis: > when building this package, qt-4.8.7-doc (the doc-output of qt-4.7.8) > will be downloaded. I do not understand why. Most likely this is due to a limitation of the current implementation of grafts:

bug#24703: Store references in 8-byte chunks in compiled code

On Sat, Nov 05, 2016 at 12:15:25AM +0100, Ludovic Courtès wrote: > I’ve fiddled a bit with GCC and read some code. No success yet, but > here’s a status update. Thanks for writing this out! > Instead, the knobs we have are (1) global flag to enable/disable each > built-in function (like