lib/std/debug.zig                              |  53 +++---
 lib/std/dwarf.zig                              |  16 +-
 lib/std/dwarf/abi.zig                          |  47 ++++-
 lib/std/macho.zig                              | 312 ++++++++++++++++++++++++++++++++
 test/standalone/dwarf_unwinding/build.zig      |   2 +
 test/standalone/dwarf_unwinding/zig_unwind.zig |  19 ++
 6 files changed, 409 insertions(+), 40 deletions(-)