[Lldb-commits] [lldb] [lldb] Inherit DuplicateFileAction(HANDLE, HANDLE) handles on windows (PR #137978)

[Dmitry Vasilyev via lldb-commits]

================
@@ -274,10 +274,8 @@ static Status spawn_process(const char *progname, const 
FileSpec &prog,
   self_args.AppendArgument(llvm::StringRef("platform"));
   self_args.AppendArgument(llvm::StringRef("--child-platform-fd"));
   self_args.AppendArgument(llvm::to_string(shared_socket.GetSendableFD()));
-#ifndef _WIN32
   launch_info.AppendDuplicateFileAction((int)shared_socket.GetSendableFD(),
                                         (int)shared_socket.GetSendableFD());
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slydiman wrote:

https://learn.microsoft.com/en-us/windows/win32/winprog64/interprocess-communication
> It is safe to truncate the handle (when passing it from 64-bit to 32-bit) or 
> sign-extend the handle (when passing it from 32-bit to 64-bit)

https://github.com/llvm/llvm-project/pull/137978
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