[libunwind] Add cached compile and link flags to libunwind

Add flags allowing to use compile flags and libraries provided in cache with libunwind.
Similar flags are already present in libc++ and libc++abi CMakeLists files.

Differential Revision: https://reviews.llvm.org/D150252

GitOrigin-RevId: 9e37142dc12a7d57a793db56ea5fd259171fe20a
2 files changed
tree: 7fffc0f52b589910d2a29ab3ae29eca690cd5772
  1. cmake/
  2. docs/
  3. include/
  4. src/
  5. test/
  6. .clang-format
  7. CMakeLists.txt
  8. LICENSE.TXT