branch master updated (9b91fb3 -> 8ea169d)

[Ricardo Wurmus]

rekado pushed a change to branch master
in repository guix.

      from  9b91fb3   gnu: brdf-explorer: Update to 1.0.0-1.5b2cd46f3.
       new  7b3318e   gnu: Allow overriding of xgcc package in cross-gcc.
       new  6a34e2a   gnu: avr-gcc-4.9: Use gcc-4.9 as base compiler.
       new  1a1e833   gnu: Add libstdc++-arm-none-eabi.
       new  9cdf487   gnu: arm-none-eabi-toolchain: Provide union of all inputs 
at the output.
       new  8ea169d   gnu: arm-none-eabi-toolchain: Include libstdc++.

The 5 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/packages/avr.scm        |  4 ++--
 gnu/packages/cross-base.scm | 28 ++++++++++++++++------------
 gnu/packages/embedded.scm   | 43 +++++++++++++++++++++++++++++++++++++++----
 3 files changed, 57 insertions(+), 18 deletions(-)