[all-commits] [llvm/llvm-project] 23776b: [llvm] Fix LLVMOrcTargetProcess symbol export with...

[Vedran Miletić via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 23776bd325ec951781923a638ad632e4126b30ea
      https://github.com/llvm/llvm-project/commit/23776bd325ec951781923a638ad632e4126b30ea
  Author: Vedran Miletić <vedran at miletic.net>
  Date:   2026-05-28 (Thu, 28 May 2026)

  Changed paths:
    M llvm/lib/ExecutionEngine/Orc/TargetProcess/CMakeLists.txt

  Log Message:
  -----------
  [llvm] Fix LLVMOrcTargetProcess symbol export with MinGW/Cygwin shared libs (#174266)

When any symbol in a DLL carries dllexport, the MinGW/Cygwin linker
switches to exclusive-export mode and omits all other symbols from the
export table. LLVMOrcTargetProcess uses LLVM_ALWAYS_EXPORT (__declspec(
dllexport)) so its symbols can be found via GetProcAddress from a
statically linked executable, which triggers this behaviour.

Add --export-all-symbols to LLVMOrcTargetProcess for MinGW/Cygwin
BUILD_SHARED_LIBS builds to restore full symbol export.



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