Notes for libclc - reproducible builds result

Version annotated: 0.2.0+git20180917-3
Identified issues:
Identifier: ffile_prefix_map_passed_to_clang
Description clang doesn't understand -ffile-prefix-map= but gets it passed.
This is supported in clang 10:
https://bugs.llvm.org/show_bug.cgi?id=38135
 

Our notes about issues affecting packages are stored in notes.git and are targeted at packages in Debian in 'unstable/amd64' (unless they say otherwise).