[all-commits] [llvm/llvm-project] a10570: [MachO] Detect overflow in section offset. (#98685)

[Eli Friedman via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: a10570ba91050a394ca7766a6d1386dc17f8acc6
      https://github.com/llvm/llvm-project/commit/a10570ba91050a394ca7766a6d1386dc17f8acc6
  Author: Eli Friedman <efriedma at quicinc.com>
  Date:   2024-07-17 (Wed, 17 Jul 2024)

  Changed paths:
    M llvm/lib/MC/MachObjectWriter.cpp
    A llvm/test/MC/MachO/section-offset-overflow.s

  Log Message:
  -----------
  [MachO] Detect overflow in section offset. (#98685)

The section offset field is only 32 bits; if the computed section offset
is larger, make sure we don't emit a corrupt object file.



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