[Lldb-commits] [lldb] [LLDB][SBSaveCore] Fix bug where default values are not propagated. (PR #101770)

[Haojian Wu via lldb-commits]

hokein wrote:

The newly-added test causes a msan failure:

```
==1960==WARNING: MemorySanitizer: use-of-uninitialized-value
    #0 0x55e25271b29e in RetryAfterSignal<int, long (int, const void *, unsigned long), int, const void *, unsigned long> llvm-project/llvm/include/llvm/Support/Errno.h:37:11
    #1 0x55e25271b29e in lldb_private::NativeFile::Write(void const*, unsigned long&) llvm-project/lldb/source/Host/common/File.cpp:618:9
    #2 0x55e25223793f in MinidumpFileBuilder::FlushBufferToDisk() llvm-project/lldb/source/Plugins/ObjectFile/Minidump/MinidumpFileBuilder.cpp:1165:26
    #3 0x55e252237548 in MinidumpFileBuilder::FixThreadStacks() llvm-project/lldb/source/Plugins/ObjectFile/Minidump/MinidumpFileBuilder.cpp:568:3
    #4 0x55e25223ba52 in MinidumpFileBuilder::AddMemoryList() llvm-project/lldb/source/Plugins/ObjectFile/Minidump/MinidumpFileBuilder.cpp:890:10
    #5 0x55e2522438ad in ObjectFileMinidump::SaveCore(std::__msan::shared_ptr<lldb_private::Process> const&, lldb_private::SaveCoreOptions&, lldb_private::Status&) llvm-project/lldb/source/Plugins/ObjectFile/Minidump/ObjectFileMinidump.cpp:124:19
    #6 0x55e251e1f482 in lldb_private::PluginManager::SaveCore(std::__msan::shared_ptr<lldb_private::Process> const&, lldb_private::SaveCoreOptions&) llvm-project/lldb/source/Core/PluginManager.cpp:736:33
```

https://github.com/llvm/llvm-project/pull/101770