[PATCH] D49678: [llvm-objcopy] Adding support for compressed DWARF debug sections.

[Puyan Lotfi via Phabricator via llvm-commits]

plotfi created this revision.
plotfi added a reviewer: alexshap.
Herald added subscribers: llvm-commits, jakehehrlich, JDevlieghere, mgorny.

First attempt at compressing debug sections with zlib-gnu and zlib. Right now it seems to work fine with gcc generated sections.
Just want some overall design feedback.

This patch only adds support for compressing (--compress-debug-sections), will add --decompress-debug-sections in another patch.


Repository:
  rL LLVM

https://reviews.llvm.org/D49678

Files:
  include/llvm/Object/Compressor.h
  lib/Object/CMakeLists.txt
  lib/Object/Compressor.cpp
  tools/llvm-objcopy/ObjcopyOpts.td
  tools/llvm-objcopy/Object.cpp
  tools/llvm-objcopy/Object.h
  tools/llvm-objcopy/llvm-objcopy.cpp

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