branch core-updates updated (91c47be -> b515822)

[Mark H. Weaver]

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

      from  91c47be   gnu: gcc: Improve dynamic linker patching code.
       new  9097e66   gnu: gcc: Add '-lgcc_s' only when '-pthread' is given.
       new  b515822   gnu: guile: Apply fixes for arm.

The 2 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                              |    3 +-
 gnu/packages/gcc.scm                       |   14 +-
 gnu/packages/guile.scm                     |    5 +-
 gnu/packages/patches/guile-arm-fixes.patch |  203 ++++++++++++++++++++++++++++
 4 files changed, 216 insertions(+), 9 deletions(-)
 create mode 100644 gnu/packages/patches/guile-arm-fixes.patch