branch wip-armhf updated (22b6511 -> 3674449)

[Mark H. Weaver]

mhw pushed a change to branch wip-armhf
in repository guix.

      from  22b6511   PRELIMINARY: gnu: Add support for 'armhf-linux' system.
       new  3674449   gnu: gcc: Choose float ABI on ARM based on --with-float 
configure flag.

The 1 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                                      |    2 +
 gnu/packages/gcc.scm                               |   12 +++-
 .../patches/gcc-4.7-arm-default-float-abi.patch    |   44 +++++++++++++++
 .../patches/gcc-arm-default-float-abi.patch        |   58 ++++++++++++++++++++
 4 files changed, 113 insertions(+), 3 deletions(-)
 create mode 100644 gnu/packages/patches/gcc-4.7-arm-default-float-abi.patch
 create mode 100644 gnu/packages/patches/gcc-arm-default-float-abi.patch