lib/std/compress/lzma.zig          | 446 +++++++++++++++-----------------
 lib/std/compress/lzma/test.zig     |  26 +-
 lib/std/compress/lzma2.zig         |  83 +++---
 lib/std/compress/xz.zig            | 366 +-------------------------
 lib/std/compress/xz/Decompress.zig | 288 +++++++++++++++++++++
 5 files changed, 556 insertions(+), 653 deletions(-)