doc/langref.html.in | 2 +- lib/compiler/test_runner.zig | 6 +- lib/std/Build/Step.zig | 4 +- lib/std/Thread.zig | 4 +- lib/std/debug.zig | 244 ++++++++++---- lib/std/debug/Dwarf.zig | 38 ++- lib/std/debug/Pdb.zig | 575 ++++++++++++++++++++++++++++++-- lib/std/debug/SelfInfo/Elf.zig | 37 +- lib/std/debug/SelfInfo/MachO.zig | 25 +- lib/std/debug/SelfInfo/Windows.zig | 173 ++++++++-- lib/std/heap/debug_allocator.zig | 14 +- lib/std/pdb.zig | 147 +++++++- lib/std/start.zig | 2 +- lib/std/std.zig | 2 + lib/std/testing/FailingAllocator.zig | 8 +- test/cases/disable_stack_tracing.zig | 4 +- test/error_traces.zig | 47 ++- test/src/ErrorTrace.zig | 3 - test/src/convert-stack-trace.zig | 24 +- test/stack_traces.zig | 134 +++++++- test/standalone/coff_dwarf/main.zig | 22 +- test/tests.zig | 134 ++++++-- 22 files changed, 1386 insertions(+), 263 deletions(-)