From: Pierre-Emmanuel Patry
Define the libgrust directory as a host compilation module as well as
for targets.
ChangeLog:
* Makefile.def: Add libgrust as host & target module.
* configure.ac: Add libgrust to host tools list.
gcc/rust/ChangeLog:
* config-lang.in: Add li
From: Pierre-Emmanuel Patry
This patch series adds the build system changes to allow the Rust
frontend to develop and distribute its own libraries. The first library
we have been working on is the `proc_macro` library, comprised of a C++
library as well as a user-facing Rust library.
Follow up c
