branch wip-build-systems-gexp updated (54f5407 -> cfb9da7)

[guix-commits]

civodul pushed a change to branch wip-build-systems-gexp
in repository guix.

    from 54f5407  store: Object cache profiling shows the number of entries.
     new 5ccb7c0  gexp: Reduce allocations while traversing lists.
     new a5122c8  grafts: Inline 'grafting?'.
     new cfb9da7  store: Micro-optimize object cache lookup.

The 3 revisions listed above as "new" are entirely new to this
repository and will be described in separate emails.  The revisions
listed as "add" were already present in the repository and have only
been added to this reference.


Summary of changes:
 guix/gexp.scm   | 76 +++++++++++++++++++++++++++++++++++++--------------------
 guix/grafts.scm |  6 ++---
 guix/store.scm  |  5 ++--
 3 files changed, 54 insertions(+), 33 deletions(-)