branch staging updated (8af3a97b9e -> 05e3ff8f38)

[guix-commits]

efraim pushed a change to branch staging
in repository guix.

    from 8af3a97b9e gnu: libatomic-ops: Update to 7.6.12.
     new ca4bfb0f2d gnu: rust-bootstrap: Add support for riscv64-linux.
     new 05e3ff8f38 gnu: rust-1.55: Fix building on riscv64-linux.

The 2 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:
 gnu/local.mk                                      |  1 +
 gnu/packages/patches/mrustc-riscv64-support.patch | 48 +++++++++++++++++++++++
 gnu/packages/rust.scm                             | 25 +++++++++---
 3 files changed, 68 insertions(+), 6 deletions(-)
 create mode 100644 gnu/packages/patches/mrustc-riscv64-support.patch