[all-commits] [llvm/llvm-project] f3eacb: Revert "[ORC] Fix compilation on mingw"

[Cullen Rhodes via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: f3eacb4f35ce481a106ffe67fdcda0482f67def0
      https://github.com/llvm/llvm-project/commit/f3eacb4f35ce481a106ffe67fdcda0482f67def0
  Author: Cullen Rhodes <cullen.rhodes at arm.com>
  Date:   2022-07-14 (Thu, 14 Jul 2022)

  Changed paths:
    M llvm/lib/ExecutionEngine/Orc/MemoryMapper.cpp
    M llvm/lib/ExecutionEngine/Orc/TargetProcess/ExecutorSharedMemoryMapperService.cpp

  Log Message:
  -----------
  Revert "[ORC] Fix compilation on mingw"

This reverts commit 46b1a7c5f9e6841016078d32728bb0d205336df5.

Parent commit breaks shared library build, reverting both commits.


  Commit: 3e9cc543f22365d9b087826ce252e2de543eb4ab
      https://github.com/llvm/llvm-project/commit/3e9cc543f22365d9b087826ce252e2de543eb4ab
  Author: Cullen Rhodes <cullen.rhodes at arm.com>
  Date:   2022-07-14 (Thu, 14 Jul 2022)

  Changed paths:
    M llvm/include/llvm/ExecutionEngine/Orc/MemoryMapper.h
    M llvm/include/llvm/ExecutionEngine/Orc/Shared/OrcRTBridge.h
    R llvm/include/llvm/ExecutionEngine/Orc/TargetProcess/ExecutorSharedMemoryMapperService.h
    M llvm/lib/ExecutionEngine/Orc/MemoryMapper.cpp
    M llvm/lib/ExecutionEngine/Orc/Shared/OrcRTBridge.cpp
    M llvm/lib/ExecutionEngine/Orc/TargetProcess/CMakeLists.txt
    R llvm/lib/ExecutionEngine/Orc/TargetProcess/ExecutorSharedMemoryMapperService.cpp
    M llvm/unittests/ExecutionEngine/Orc/CMakeLists.txt
    R llvm/unittests/ExecutionEngine/Orc/SharedMemoryMapperTest.cpp

  Log Message:
  -----------
  Revert "[ORC] Add a shared-memory based orc::MemoryMapper."

This reverts commit 5acd471698849d9e322a29e6ca08791e8d447b7b.

Breaks shared library build with:

  ld.lld-12: error: undefined symbol: shm_open
  >>> referenced by ExecutorSharedMemoryMapperService.cpp:68
  (/home/culrho01/llvm-project/llvm/lib/ExecutionEngine/Orc/TargetProcess/ExecutorSharedMemoryMapperService.cpp:68)
  >>>
  lib/ExecutionEngine/Orc/TargetProcess/CMakeFiles/LLVMOrcTargetProcess.dir/ExecutorSharedMemoryMapperService.cpp.o:(llvm::orc::rt_bootstrap::ExecutorSharedMemoryMapperService::reserve[abi:cxx11](unsigned
  long))
  >>> did you mean: sem_open
  >>> defined in:
  /usr/bin/../lib/gcc/aarch64-linux-gnu/9/../../../aarch64-linux-gnu/libpthread.so


Compare: https://github.com/llvm/llvm-project/compare/e45aa230ad8e...3e9cc543f223