[all-commits] [llvm/llvm-project] 6a8741: [ELF] Move Symbol::used to atomic flags field (#19...

[Fangrui Song via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 6a874161621ec52b8efa125790e3e8e72bb9167a
      https://github.com/llvm/llvm-project/commit/6a874161621ec52b8efa125790e3e8e72bb9167a
  Author: Fangrui Song <i at maskray.me>
  Date:   2026-04-01 (Wed, 01 Apr 2026)

  Changed paths:
    M lld/ELF/Arch/Hexagon.cpp
    M lld/ELF/MarkLive.cpp
    M lld/ELF/Symbols.h
    M lld/ELF/Writer.cpp

  Log Message:
  -----------
  [ELF] Move Symbol::used to atomic flags field (#190117)

Move the `used` bitfield into the existing `std::atomic<uint16_t>
flags`,
making it safe for concurrent access from parallel GC mark (#189321).



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