[all-commits] [llvm/llvm-project] 874dca: [Serialization] Use stable hash functions

[Fangrui Song via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 874dcaea09171100de02fa6d5c0af0669aea900f
      https://github.com/llvm/llvm-project/commit/874dcaea09171100de02fa6d5c0af0669aea900f
  Author: Fangrui Song <i at maskray.me>
  Date:   2024-06-20 (Thu, 20 Jun 2024)

  Changed paths:
    M clang/lib/AST/ODRHash.cpp
    M clang/lib/Serialization/ASTReader.cpp
    M clang/lib/Serialization/ASTWriter.cpp
    M llvm/include/llvm/ADT/FoldingSet.h

  Log Message:
  -----------
  [Serialization] Use stable hash functions

clangSerialization currently uses hash_combine/hash_value from
Hashing.h, which are not guaranteed to be deterministic.
Replace these uses with xxh3_64bits.

Pull Request: https://github.com/llvm/llvm-project/pull/96136



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