[PATCH] D36520: [ELF] - Implemented GC for common symbols.

[George Rimar via Phabricator via llvm-commits]

grimar created this revision.
Herald added a subscriber: emaste.

This is PR33887, previously unused common symbols
were not collected.


https://reviews.llvm.org/D36520

Files:
  ELF/MarkLive.cpp
  ELF/Symbols.cpp
  ELF/SyntheticSections.cpp
  ELF/Writer.cpp
  test/ELF/common-gc.s
  test/ELF/common-gc2.s
  test/ELF/linkerscript/commons-gc.s

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