tree 2a559e4dcd71119699e58763cd4ae5a15078e547
parent be2b8220b7469e60e69d6b4a06d74de9dbe153bd
author Ryan Prichard <rprichard@google.com> 1599691415 -0700
committer Copybara-Service <copybara-worker@google.com> 1604019929 -0700

[libunwind] Bare-metal DWARF: set dso_base to 0

Previously, DwarfFDECache::findFDE used 0 as a special value meaning
"search the entire cache, including dynamically-registered FDEs".
Switch this special value to -1, which doesn't make sense as a DSO
base.

Fixes PR47335.

Reviewed By: compnerd, #libunwind

Differential Revision: https://reviews.llvm.org/D86748

GitOrigin-RevId: 09d492902f178f60b3ab986360eadde9b5c8d359