tree 8828b7da33798376c03a4285b2130d374272b843
parent bac72c884f3ae08aa26c62cc94d165c198accd64
author Christopher Ferris <cferris@google.com> 1518220659 -0800
committer Christopher Ferris <cferris@google.com> 1518311483 -0800

Fix off by 4 error handling eh_frame hdr.

- Add a new tool that can dump the register information given a pc.
- Add a new offline unwinder test that fails without this change.
- Update unit tests.
- Refactor offline unwind tests to make it easier to add tests.

Bug: 73048324

Test: Passes new unit tests.
Test: Passes libbacktrace unit tests.
Test: Ran debuggerd -b on random processes.
Change-Id: If6c70a044299505c2274ae6888b35bf9ac34b74b