branch master updated (51d3696 -> a2ed00f)

[guix-commits]

civodul pushed a change to branch master
in repository guix.

    from 51d3696  gnu: rust-clang-sys: Fix package references.
     new 75e72dd  upgrade: Mention '--do-not-upgrade' in '--help' output.
     new d3162b9  tests: Add missing copyright line.
     new 099d709  substitute: Reduce default narinfo negative TTL to 1h.
     new f848c27  gnu: gcc-toolchain: Add 'GUIX_LOCPATH' to the search paths.
     new 61a5380  gnu: clang-toolchain: Add 'GUIX_LOCPATH' to the search paths.
     new b668450  gnu: clang-toolchain: Create 'cc' and 'c++' symlinks.
     new 46135ce  packages: Add 'package-with-c-toolchain'.
     new abd7a47  guix build: Add '--with-c-toolchain'.
     new a2ed00f  news: Add entry for '--with-c-toolchain'.

The 9 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:
 doc/guix.texi                 | 70 ++++++++++++++++++++++++++++++++++++
 etc/news.scm                  | 38 ++++++++++++++++++++
 gnu/packages/commencement.scm |  8 +++--
 gnu/packages/llvm.scm         | 12 ++++++-
 guix/build-system.scm         | 35 ++++++++++++++++--
 guix/packages.scm             |  9 +++++
 guix/scripts/build.scm        | 84 +++++++++++++++++++++++++++++++++++++++++++
 guix/scripts/substitute.scm   |  2 +-
 guix/scripts/upgrade.scm      |  2 ++
 tests/channels.scm            |  1 +
 tests/packages.scm            | 20 +++++++++++
 tests/scripts-build.scm       | 82 ++++++++++++++++++++++++++++++++++++++++++
 12 files changed, 357 insertions(+), 6 deletions(-)