[all-commits] [llvm/llvm-project] 0d0a99: [msan] Advance before destroying entry

Vitaly Buka via All-commits all-commits at lists.llvm.org
Tue Apr 19 16:57:58 PDT 2022


  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 0d0a99cb96183027af8212d0b8545356b65be0d3
      https://github.com/llvm/llvm-project/commit/0d0a99cb96183027af8212d0b8545356b65be0d3
  Author: Vitaly Buka <vitalybuka at google.com>
  Date:   2022-04-19 (Tue, 19 Apr 2022)

  Changed paths:
    M clang/lib/Analysis/PathDiagnostic.cpp

  Log Message:
  -----------
  [msan] Advance before destroying entry

-fsanitize-memory-use-after-dtor reports this memory access.


  Commit: 33c5d8f9398a995177bdef86dbbfb9321ba5ef2a
      https://github.com/llvm/llvm-project/commit/33c5d8f9398a995177bdef86dbbfb9321ba5ef2a
  Author: Vitaly Buka <vitalybuka at google.com>
  Date:   2022-04-19 (Tue, 19 Apr 2022)

  Changed paths:
    M llvm/lib/CodeGen/MachineModuleInfo.cpp

  Log Message:
  -----------
  [msan] Disable assert with msan

The assert uses data from just destroyed BasicBlock.


  Commit: 700442dee381f2149d4471608520418a7bfb0f96
      https://github.com/llvm/llvm-project/commit/700442dee381f2149d4471608520418a7bfb0f96
  Author: Vitaly Buka <vitalybuka at google.com>
  Date:   2022-04-19 (Tue, 19 Apr 2022)

  Changed paths:
    M llvm/lib/IR/LLVMContextImpl.h

  Log Message:
  -----------
  [msan] Destroy ConstantTokenNone before types above

~ConstantTokenNone access them, so it should be destroyed first.


Compare: https://github.com/llvm/llvm-project/compare/153dee34f161...700442dee381


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