On Thu, Mar 7, 2013 at 11:13 PM, GNU bug Tracking System <help-debb...@gnu.org> wrote: >> gc.c:212:1: warning: 'GC_get_free_space_divisor' defined but not used > > This comes (I think) from configuring Guile against one version of > libgc, then upgrading or downgrading libgc, and then running "make" > without reconfiguring. > > Closing as not a bug.
I ran configure and make on a fresh clone so that can't have been it. That said, some months have passed now and the system where I ran into this issue has been upgraded wholesale. I can't help you in tracking it down further.