branch core-updates updated (81068f1 -> 4d31bdb)

[Ludovic Courtès]

civodul pushed a change to branch core-updates
in repository guix.

      from  81068f1   gnu: libgcrypt: Update to 1.7.0.
       new  868c13c   gnu: gcc-5: Remove dependency on Texinfo.
       new  e3d0fcb   gnu: Default to GCC 5.
       new  4d31bdb   gnu: grep: Update to 2.25.

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


Summary of changes:
 gnu-system.am                                      |    1 +
 gnu/packages/base.scm                              |    4 +--
 gnu/packages/commencement.scm                      |   33 +++++++++++++++-----
 gnu/packages/gcc.scm                               |   13 +++++---
 .../patches/gcc-libiberty-printf-decl.patch        |   28 +++++++++++++++++
 5 files changed, 66 insertions(+), 13 deletions(-)
 create mode 100644 gnu/packages/patches/gcc-libiberty-printf-decl.patch